| Yucca glauca Nutt. | United States | Taylor, John | 23771 | MO | Tropicos | 2438133 | no |
| Yucca aloifolia L. | Unknown or unspecified country | M. Mejia & J. Pimentel | 18379 | MO | Tropicos | 2351577 | no |
| Yucca aloifolia L. | Unknown or unspecified country | T. Zanoni , J. Pimentel & R. Garcia | 27649 | MO | Tropicos | 2349268 | no |
| Yucca brevifolia Engelm. | United States | L. Nye, G. Gust & L. Busch | 83 | MO | Tropicos | 2652815 | no |
| Yucca whipplei Torr. | United States | L. Nye & G. Gust | 49 | MO | Tropicos | 2651358 | no |
| Yucca glauca Nutt. | United States | Robert Merrill King & Robert M. Garvey | 12466 | MO | Tropicos | 2551320 | no |
| Yucca filifera Chabaud | Mexico | A. García Mendoza, R. Galván & S. Franco | 7234 | MO | Tropicos | 3125646 | no |
| Yucca filifera Chabaud | Mexico | A. García Mendoza & Francisco Martínez | 7221 | MO | Tropicos | 3124290 | no |
| Yucca L. | Argentina | F. Billiet & B. Jadin | 6151 | MO | Tropicos | 3029519 | no |
| Yucca gloriosa L. | Brazil | August Heiner | 857 | MO | Tropicos | 3029699 | no |
| Yucca L. | Ecuador | Wellington Montenegro & Grupo-Post Grado | 2 | MO | Tropicos | 3028918 | no |
| Yucca L. | Bolivia, Plurinational State of | Mario Saldias P. | 548 | MO | Tropicos | 3029154 | no |
| Yucca guatemalensis Baker | Nicaragua | W.R. Maxon, A.D. Harvey & A.T. Valentine | 7532 | MO | Tropicos | 3045289 | no |
| Yucca valida Brandegee | Mexico | C.R. Orcutt | 1359 | MO | Tropicos | 3162730 | no |
| Yucca valida Brandegee | Mexico | Dr. Weber | s.n. | MO | Tropicos | 3162731 | no |
| Yucca valida Brandegee | Unknown or unspecified country | C.H. Thompson | 277/06 | MO | Tropicos | 3162732 | no |
| Yucca valida Brandegee | Unknown or unspecified country | Anonymous | s.n. | MO | Tropicos | 3162733 | no |
| Yucca valida Brandegee | Mexico | Anonymous | s.n. | MO | Tropicos | 3162734 | no |
| Yucca valida Brandegee | Unknown or unspecified country | Anonymous | s.n. | MO | Tropicos | 3162735 | no |
| Yucca valida Brandegee | Unknown or unspecified country | Anonymous | s.n. | MO | Tropicos | 3162736 | no |
| Yucca treculeana Carrière | Mexico | C.F. Franceschi | s.n. | MO | Tropicos | 3162864 | no |
| Yucca carnerosana (Trel.) McKelvey | Mexico | Dr. J. Gregg | 79 | MO | Tropicos | 3162865 | yes |
| Yucca rupicola Scheele | United States | F. Lindheimer | 418 | MO | Tropicos | 3167312 | yes |
| Yucca aloifolia L. | Unknown or unspecified country | Anonymous | s.n. | MO | Tropicos | 3161955 | no |
| Yucca aloifolia L. | Mexico | Conzatti | s.n. | MO | Tropicos | 3161948 | no |
| Yucca aloifolia L. | Mexico | Conzatti | s.n. | MO | Tropicos | 3161949 | no |
| Yucca aloifolia L. | Mexico | Trelease | s.n. | MO | Tropicos | 3161950 | no |
| Yucca aloifolia L. | Mexico | Conzatti | s.n. | MO | Tropicos | 3161960 | no |
| Yucca aloifolia L. | Mexico | Anonymous | s.n. | MO | Tropicos | 3161963 | no |
| Yucca aloifolia L. | Unknown or unspecified country | Anonymous | s.n. | MO | Tropicos | 3161957 | no |
| Yucca aloifolia L. | Mexico | Anonymous | s.n. | MO | Tropicos | 3161958 | no |
| Yucca aloifolia L. | Mexico | Conzatti | s.n. | MO | Tropicos | 3161937 | no |
| Yucca aloifolia L. | Mexico | Conzatti | s.n. | MO | Tropicos | 3161939 | no |
| Yucca aloifolia L. | Mexico | Conzatti | s.n. | MO | Tropicos | 3161944 | no |
| Yucca aloifolia L. | Mexico | Conzatti | s.n. | MO | Tropicos | 3161945 | no |
| Yucca aloifolia L. | Unknown or unspecified country | Conzatti | s.n. | MO | Tropicos | 3161940 | no |
| Yucca brevifolia Engelm. | Unknown or unspecified country | Anonymous | s.n. | MO | Tropicos | 3161996 | no |
| Yucca carnerosana (Trel.) McKelvey | Mexico | Trelease | s.n. | MO | Tropicos | 3162008 | no |
| Yucca carnerosana (Trel.) McKelvey | Mexico | Kirkwood | s.n. | MO | Tropicos | 3161985 | no |
| Yucca carnerosana (Trel.) McKelvey | Unknown or unspecified country | Anonymous | s.n. | MO | Tropicos | 3161987 | no |
| Yucca carnerosana (Trel.) McKelvey | Unknown or unspecified country | Anonymous | s.n. | MO | Tropicos | 3161981 | no |
| Yucca carnerosana (Trel.) McKelvey | Mexico | Profr. E. Matuda & Sus Colaboradores | 38555 | MO | Tropicos | 3161991 | no |
| Yucca L. | Mexico | Lloyd | 37 | MO | Tropicos | 3161970 | no |
| Yucca L. | Mexico | Trelease | s.n. | MO | Tropicos | 3161971 | no |
| Yucca L. | Mexico | Dr. J. Gregg | 404 | MO | Tropicos | 3161972 | yes |
| Yucca decipiens Trel. | Mexico | Lloyd | 37 | MO | Tropicos | 3162032 | no |
| Yucca decipiens Trel. | Mexico | Dewey | 1 | MO | Tropicos | 3162035 | no |
| Yucca decipiens Trel. | Mexico | Eschauzier | s.n. | MO | Tropicos | 3162208 | no |
| Yucca endlichiana Trel. | Unknown or unspecified country | Anonymous | s.n. | MO | Tropicos | 3162209 | no |
| Yucca endlichiana Trel. | Unknown or unspecified country | Dr. Endlich | s.n. | MO | Tropicos | 3162210 | no |
| Yucca endlichiana Trel. | Unknown or unspecified country | Anonymous | s.n. | MO | Tropicos | 3162211 | no |
| Yucca decipiens Trel. | Unknown or unspecified country | Endlich | 1200 | MO | Tropicos | 3162205 | no |
| Yucca aloifolia L. | El Salvador | Guzman | s.n. | MO | Tropicos | 3162206 | no |
| Yucca carnerosana (Trel.) McKelvey | Unknown or unspecified country | Endlich | 1 | MO | Tropicos | 3162207 | no |
| Yucca elephantipes Regel | Mexico | MacDougal | s.n. | MO | Tropicos | 3162216 | no |
| Yucca elephantipes Regel | Unknown or unspecified country | Anonymous | s.n. | MO | Tropicos | 3162217 | no |
| Yucca elephantipes Regel | Unknown or unspecified country | Anonymous | s.n. | MO | Tropicos | 3162218 | no |
| Yucca elephantipes Regel | Unknown or unspecified country | Anonymous | s.n. | MO | Tropicos | 3162219 | no |
| Yucca elephantipes Regel | Unknown or unspecified country | Anonymous | s.n. | MO | Tropicos | 3162212 | no |
| Yucca elephantipes Regel | Unknown or unspecified country | M.B.G. | 256/95 | MO | Tropicos | 3162213 | no |
| Yucca elephantipes Regel | Unknown or unspecified country | Anonymous | s.n. | MO | Tropicos | 3162214 | no |
| Yucca elephantipes Regel | Unknown or unspecified country | Anonymous | s.n. | MO | Tropicos | 3162215 | no |
| Yucca aloifolia L. | Mexico | Anonymous | s.n. | MO | Tropicos | 3162241 | no |
| Yucca L. | Mexico | M. Bourgeau | 1408 | MO | Tropicos | 3162242 | no |
| Yucca carnerosana (Trel.) McKelvey | Mexico | Wm. Trelease | 58 | MO | Tropicos | 3162243 | no |
| Yucca carnerosana (Trel.) McKelvey | Mexico | Thurber | 1857 | MO | Tropicos | 3162244 | yes |
| Yucca endlichiana Trel. | Unknown or unspecified country | Nash | s.n. | MO | Tropicos | 3162245 | no |
| Yucca elephantipes Regel | Unknown or unspecified country | Anonymous | s.n. | MO | Tropicos | 3162224 | no |
| Yucca elephantipes Regel | Unknown or unspecified country | Anonymous | s.n. | MO | Tropicos | 3162225 | no |
| Yucca elephantipes Regel | Unknown or unspecified country | Anonymous | s.n. | MO | Tropicos | 3162221 | no |
| Yucca elephantipes Regel | Unknown or unspecified country | Anonymous | s.n. | MO | Tropicos | 3162222 | no |
| Yucca elephantipes Regel | Unknown or unspecified country | Anonymous | s.n. | MO | Tropicos | 3162223 | no |
| Yucca elata (Engelm.) Engelm. | Mexico | Dr. J. Gregg | 553 | MO | Tropicos | 3162230 | yes |
| Yucca filifera Chabaud | Unknown or unspecified country | Anonymous | s.n. | MO | Tropicos | 3162332 | no |
| Yucca guatemalensis Baker | Unknown or unspecified country | Anonymous | s.n. | MO | Tropicos | 3162401 | no |
| Yucca guatemalensis Baker | Unknown or unspecified country | Anonymous | s.n. | MO | Tropicos | 3162403 | no |
| Yucca guatemalensis Baker | Unknown or unspecified country | Anonymous | s.n. | MO | Tropicos | 3162396 | no |
| Yucca guatemalensis Baker | Unknown or unspecified country | Anonymous | s.n. | MO | Tropicos | 3162397 | no |
| Yucca guatemalensis Baker | Unknown or unspecified country | Anonymous | s.n. | MO | Tropicos | 3162398 | no |
| Yucca guatemalensis Baker | Unknown or unspecified country | Anonymous | s.n. | MO | Tropicos | 3162399 | no |
| Yucca guatemalensis Baker | Unknown or unspecified country | Anonymous | s.n. | MO | Tropicos | 3162404 | no |
| Yucca periculosa Baker | France | Anonymous | s.n. | MO | Tropicos | 3162405 | yes |
| Yucca periculosa Baker | Unknown or unspecified country | Anonymous | s.n. | MO | Tropicos | 3162406 | no |
| Yucca rigida (Engelm.) Trel. | Unknown or unspecified country | Anonymous | s.n. | MO | Tropicos | 3162407 | no |
| Yucca filifera Chabaud | Unknown or unspecified country | Anonymous | s.n. | MO | Tropicos | 3162384 | no |
| Yucca filifera Chabaud | Unknown or unspecified country | Anonymous | s.n. | MO | Tropicos | 3162385 | no |
| Yucca filifera Chabaud | France | Anonymous | s.n. | MO | Tropicos | 3162386 | yes |
| Yucca filifera Chabaud | France | Anonymous | s.n. | MO | Tropicos | 3162387 | yes |
| Yucca filifera Chabaud | Mexico | Anonymous | s.n. | MO | Tropicos | 3162381 | no |
| Yucca filifera Chabaud | Unknown or unspecified country | Anonymous | s.n. | MO | Tropicos | 3162382 | no |
| Yucca filifera Chabaud | Mexico | Anonymous | s.n. | MO | Tropicos | 3162383 | no |
| Yucca guatemalensis Baker | Unknown or unspecified country | Anonymous | s.n. | MO | Tropicos | 3162392 | no |
| Yucca guatemalensis Baker | Unknown or unspecified country | Anonymous | s.n. | MO | Tropicos | 3162393 | no |
| Yucca guatemalensis Baker | Unknown or unspecified country | B.W. Hunt | 7 | MO | Tropicos | 3162394 | no |
| Yucca guatemalensis Baker | Unknown or unspecified country | Anonymous | s.n. | MO | Tropicos | 3162395 | no |
| Yucca guatemalensis Baker | Unknown or unspecified country | Wm. Trelease | 131/95 | MO | Tropicos | 3162390 | no |
| Yucca guatemalensis Baker | Unknown or unspecified country | Anonymous | s.n. | MO | Tropicos | 3162391 | yes |
| Yucca filifera Chabaud | Mexico | Anonymous | s.n. | MO | Tropicos | 3162366 | no |
| Yucca filifera Chabaud | Unknown or unspecified country | Anonymous | s.n. | MO | Tropicos | 3162376 | no |
| Yucca filifera Chabaud | Unknown or unspecified country | Anonymous | s.n. | MO | Tropicos | 3162373 | no |
| Yucca filifera Chabaud | Mexico | Lloyd | s.n. | MO | Tropicos | 3162374 | no |
| Yucca filifera Chabaud | Unknown or unspecified country | Anonymous | s.n. | MO | Tropicos | 3162375 | no |
| Yucca filifera Chabaud | Mexico | Anonymous | s.n. | MO | Tropicos | 3162354 | yes |
| Yucca filifera Chabaud | Unknown or unspecified country | Anonymous | s.n. | MO | Tropicos | 3162361 | no |
| Yucca filifera Chabaud | Unknown or unspecified country | Anonymous | s.n. | MO | Tropicos | 3162362 | no |
| Yucca filifera Chabaud | Mexico | Anonymous | s.n. | MO | Tropicos | 3162358 | no |
| Yucca periculosa Baker | Unknown or unspecified country | MacDougal | s.n. | MO | Tropicos | 3162539 | no |
| Yucca rostrata Engelm. ex Trel. | Unknown or unspecified country | Anonymous | s.n. | MO | Tropicos | 3162572 | no |
| Yucca rostrata Engelm. ex Trel. | Unknown or unspecified country | Anonymous | s.n. | MO | Tropicos | 3162584 | no |
| Yucca rostrata Engelm. ex Trel. | Unknown or unspecified country | Anonymous | s.n. | MO | Tropicos | 3162585 | no |
| Yucca rostrata Engelm. ex Trel. | Unknown or unspecified country | Anonymous | s.n. | MO | Tropicos | 3162586 | no |
| Yucca periculosa Baker | Mexico | Anonymous | s.n. | MO | Tropicos | 3162561 | no |
| Yucca rupicola Scheele | United States | Anonymous | 1909 | MO | Tropicos | 3162569 | yes |
| Yucca filifera Chabaud | Mexico | Barroeta | s.n. | MO | Tropicos | 3162544 | no |
| Yucca jaliscensis (Trel.) Trel. | Mexico | M.E. Jones | s.n. | MO | Tropicos | 3162545 | no |
| Yucca filifera Chabaud | Unknown or unspecified country | J.B.S. Norton | s.n. | MO | Tropicos | 3162541 | no |
| Yucca decipiens Trel. | Mexico | Barroeta | s.n. | MO | Tropicos | 3162542 | yes |
| Yucca decipiens Trel. | Mexico | Barroeta | s.n. | MO | Tropicos | 3162543 | yes |
| Yucca guatemalensis Baker | Unknown or unspecified country | Anonymous | s.n. | MO | Tropicos | 3162548 | no |
| Yucca treculeana Carrière | Unknown or unspecified country | Anonymous | s.n. | MO | Tropicos | 3162652 | no |
| Yucca torreyi Shafer | Mexico | Anonymous | s.n. | MO | Tropicos | 3162664 | yes |
| Yucca treculeana succulenta McKelvey | Mexico | Mahinda Martinez | 00992 | MO | Tropicos | 3162665 | no |
| Yucca torreyi Shafer | Mexico | George Englemann | s.n. | MO | Tropicos | 3162661 | yes |
| Yucca torreyi Shafer | Mexico | Dr. A. Wislizenus | 243 | MO | Tropicos | 3162663 | yes |
| Yucca treculeana Carrière | Unknown or unspecified country | Anonymous | s.n. | MO | Tropicos | 3162640 | no |
| Yucca treculeana Carrière | Mexico | Dodge | s.n. | MO | Tropicos | 3162638 | no |
| Yucca treculeana Carrière | Unknown or unspecified country | Anonymous | s.n. | MO | Tropicos | 3162639 | no |
| Yucca treculeana Carrière | Mexico | Dodge | s.n. | MO | Tropicos | 3162650 | no |
| Yucca treculeana Carrière | Unknown or unspecified country | Anonymous | s.n. | MO | Tropicos | 3162644 | no |
| Yucca treculeana Carrière | Unknown or unspecified country | Anonymous | s.n. | MO | Tropicos | 3162647 | no |
| Yucca thompsoniana Trel. | Unknown or unspecified country | Anonymous | s.n. | MO | Tropicos | 3162626 | no |
| Yucca thornberi McKelvey | United States | Z.S. Rogers et al. | 770 | MO | Tropicos | 2793146 | no |
| Yucca angustissima Engelm. ex Trel. | United States | Z.S. Rogers et al. | 799 | MO | Tropicos | 2793594 | no |
| Yucca peninsularis McKelvey | United States | Edgar A. Mearns | 2828 | MO | Tropicos | 2704721 | no |
| Yucca guatemalensis Baker | Costa Rica | L. Acosta, Gerardo, Soto, Sancho & Geovanny | 1020 | MO | Tropicos | 2764184 | no |
| Yucca aloifolia L. | Mexico | A. Schott | 706 | MO | Tropicos | 1008884 | yes |
| Yucca guatemalensis Baker | Belize | Thor Arnason & John Lambert | 17646 | MO | Tropicos | 1009060 | no |
| Yucca guatemalensis Baker | Mexico | G.F. Gaumer & sons | 23280 | MO | Tropicos | 1009062 | no |
| Yucca guatemalensis Baker | Guatemala | Trelease | s.n. | MO | Tropicos | 1009059 | no |
| Yucca lacandonica Gómez Pompa & J. Valdés | Belize | William A. Schipp | 1324 | MO | Tropicos | 1009070 | yes |
| Yucca guatemalensis Baker | Costa Rica | H. Pittier | 16396 | MO | Tropicos | 1009064 | yes |
| Yucca lacandonica Gómez Pompa & J. Valdés | Mexico | E. Martínez S. | 18203 | MO | Tropicos | 1009073 | no |
| Yucca L. | Paraguay | Richard D. Locke & Elsa Matilde Zardini | 28 | MO | Tropicos | 1068275 | no |
| Yucca L. | Paraguay | Richard D. Locke & Elsa Matilde Zardini | 27 | MO | Tropicos | 1068273 | no |
| Yucca L. | Paraguay | Richard D. Locke & Elsa Matilde Zardini | 84 | MO | Tropicos | 1068695 | no |
| Yucca guatemalensis Baker | Nicaragua | R.M. Rueda & I. Coronado G. | 4241 | MO | Tropicos | 1166679 | no |
| Yucca guatemalensis Baker | Ecuador | C. H. Dodson & P. M. Dodson | 11800 | MO | Tropicos | 1200835 | no |
| Yucca guatemalensis Baker | Ecuador | C. Dodson | 11901 | MO | Tropicos | 1200832 | no |
| Yucca guatemalensis Baker | Ecuador | C.H. & P.M. Dodson | 11373 | MO | Tropicos | 1200840 | no |
| Yucca baccata Torr. | United States | Alan E. Brant & J. Stone | 3954 | MO | Tropicos | 1287320 | no |
| Yucca elata (Engelm.) Engelm. | United States | A.E. Brant & J. Stone | 3994 | MO | Tropicos | 1287385 | no |
| Yucca guatemalensis Baker | Costa Rica | Barry Hammel | 20226 | MO | Tropicos | 1222155 | no |
| Yucca aloifolia L. | Mexico | E. Martínez S. & M.A. Soto A. | 24181 | MO | Tropicos | 1241147 | yes |
| Yucca lacandonica Gómez Pompa & J. Valdés | Mexico | E. Matuda & Sus Colaboradores | 38716 | MO | Tropicos | 1241155 | no |
| Yucca lacandonica Gómez Pompa & J. Valdés | Mexico | Mario Vazquez | Vq720 | MO | Tropicos | 1241163 | no |
| Yucca arizonica McKelvey | United States | M. Merello, H. Schmidt & D. Kruger | 1876 | MO | Tropicos | 1246983 | no |
| Yucca thornberi McKelvey | United States | M. Merello & H. Schmidt | 1943 | MO | Tropicos | 1247283 | no |
| Yucca flaccida Haw. | United States | John R. MacDonald | 12510 | MO | Tropicos | 3266905 | no |
| Yucca flaccida Haw. | United States | D.T. Carraway | 136 | MO | Tropicos | 3299145 | no |
| Yucca glauca Nutt. | United States | Gerrit Davidse | 39497 | MO | Tropicos | 3440868 | yes |
| Yucca flaccida Haw. | United States | V. Mühlenbach | 3854 | MO | Tropicos | 3528674 | no |
| Yucca flaccida Haw. | United States | B. Hinterthuer | 321 | MO | Tropicos | 3521021 | no |
| Yucca flaccida Haw. | United States | K.L. Hornberger | 475 | MO | Tropicos | 3521696 | no |
| Yucca glauca Nutt. | United States | J.A. Steyermark | 22540 | MO | Tropicos | 3569107 | no |
| Yucca glauca Nutt. | United States | J.A. Steyermark | 69462 | MO | Tropicos | 3569108 | no |
| Yucca treculeana Carrière | Mexico | George S. Hinton | 28358 | MO | Tropicos | 3613186 | yes |
| Yucca rigida (Engelm.) Trel. | Mexico | George S. Hinton | 28519 | MO | Tropicos | 3613365 | yes |
| Yucca arkansana Trel. | United States | G. Yatskievych & K. Yatskievych | 93-210 | MO | Tropicos | 3555606 | yes |
| Yucca glauca Nutt. | United States | G. Yatskievych | 90-121 | MO | Tropicos | 3554766 | yes |
| Yucca glauca Nutt. | United States | J.A. Steyermark | 9209 | MO | Tropicos | 3547281 | no |
| Yucca flaccida Haw. | United States | B. Summers | 5244 | MO | Tropicos | 3549151 | no |
| Yucca arkansana Trel. | United States | B. Summers | 5854 | MO | Tropicos | 3549456 | no |
| Yucca rigida (Engelm.) Trel. | Mexico | George S. Hinton | 23370 | MO | Tropicos | 3607799 | yes |
| Yucca decipiens Trel. | Mexico | George S. Hinton | 21873 | MO | Tropicos | 3606134 | yes |
| Yucca filifera Chabaud | Mexico | George S. Hinton | 20159 | MO | Tropicos | 3604298 | yes |
| Yucca carnerosana (Trel.) McKelvey | Mexico | George S. Hinton | 20309 | MO | Tropicos | 3604464 | yes |
| Yucca filifera Chabaud | Mexico | George S. Hinton | 19438 | MO | Tropicos | 3603496 | yes |
| Yucca carnerosana (Trel.) McKelvey | Mexico | George S. Hinton | 19658 | MO | Tropicos | 3603743 | yes |
| Yucca filifera Chabaud | Mexico | George S. Hinton | 25232 | MO | Tropicos | 3609870 | yes |
| Yucca carnerosana (Trel.) McKelvey | Mexico | George S. Hinton | 27346 | MO | Tropicos | 3612061 | yes |
| Yucca flaccida Haw. | United States | Elliott, ? | 71 | MO | Tropicos | 3516560 | no |
| Yucca flaccida Haw. | United States | G. Yatskievych & Missouri Native Plant Society Fieldtrip | 03-96 | MO | Tropicos | 3557377 | no |
| Yucca flaccida Haw. | United States | M.L. Conrad | 7813 | MO | Tropicos | 3509234 | no |
| Yucca flaccida Haw. | United States | D. Castaner | 4146 | MO | Tropicos | 3505555 | yes |
| Yucca flaccida Haw. | United States | Y. Chang | 562 | MO | Tropicos | 3506212 | yes |
| Yucca arkansana Trel. | United States | A. Christ | s.n. | MO | Tropicos | 3508166 | no |
| Yucca glauca Nutt. | United States | A. Christ | s.n. | MO | Tropicos | 3508244 | no |
| Yucca flaccida Haw. | United States | R.G. Clinard | s.n. | MO | Tropicos | 3508628 | no |
| Yucca glauca Nutt. | United States | A. Christ | s.n. | MO | Tropicos | 3507453 | no |
| Yucca arkansana Trel. | United States | J.A. Steyermark | 69505 | MO | Tropicos | 3545486 | no |
| Yucca arkansana Trel. | United States | J.A. Steyermark | 5388 | MO | Tropicos | 3544630 | no |
| Yucca arkansana Trel. | United States | T.E. Smith | 2849 | MO | Tropicos | 3537506 | no |
| Yucca flaccida Haw. | United States | J. Ryan | 2047 | MO | Tropicos | 3536068 | no |
| Yucca flaccida Haw. | United States | J. Moe | 05-33 | MO | Tropicos | 3574406 | no |
| Yucca flaccida Haw. | United States | J.H. Kellogg | s.n. | MO | Tropicos | 3574884 | no |
| Yucca arkansana Trel. | United States | E.J. Palmer | 5867 | MO | Tropicos | 3574882 | no |
| Yucca arkansana Trel. | United States | J.A. Steyermark | 19657 | MO | Tropicos | 3574883 | no |
| Yucca flaccida Haw. | United States | | 868 | MO | Tropicos | 100222997 | no |
| Yucca flaccida Haw. | United States | | 11744 | MO | Tropicos | 100223452 | no |
| Yucca schottii Engelm. | United States | | s.n. | MO | Tropicos | 100228506 | yes |
| Yucca arizonica McKelvey | United States | | s.n. | MO | Tropicos | 100228504 | yes |
| Yucca louisianensis Trel. | United States | | s.n. | MO | Tropicos | 100269242 | yes |
| Yucca louisianensis Trel. | United States | | s.n. | MO | Tropicos | 100269269 | yes |
| Yucca tenuistyla Trel. | United States | | s.n. | MO | Tropicos | 100269298 | yes |
| Yucca louisianensis Trel. | United States | | s.n. | MO | Tropicos | 100269235 | yes |
| Yucca flaccida Haw. | United States | | 10736 | MO | Tropicos | 100266196 | yes |
| Yucca rupicola Scheele | United States | | 709 | MO | Tropicos | 100286368 | yes |
| Yucca rupicola Scheele | United States | | 36 | MO | Tropicos | 100286378 | yes |
| Yucca rupicola Scheele | United States | | 481 | MO | Tropicos | 100286385 | yes |
| Yucca rupicola Scheele | United States | | s.n. | MO | Tropicos | 100286387 | yes |
| Yucca rupicola Scheele | United States | | s.n. | MO | Tropicos | 100286306 | yes |
| Yucca rupicola Scheele | United States | | s.n. | MO | Tropicos | 100286316 | yes |
| Yucca rupicola Scheele | United States | | s.n. | MO | Tropicos | 100286320 | yes |
| Yucca rupicola Scheele | United States | | s.n. | MO | Tropicos | 100286322 | yes |
| Yucca rupicola Scheele | United States | | s.n. | MO | Tropicos | 100286534 | yes |
| Yucca rigida (Engelm.) Trel. | Mexico | | 477 | MO | Tropicos | 100286851 | yes |
| Yucca angustissima Engelm. ex Trel. | United States | | s.n. | MO | Tropicos | 100286842 | yes |
| Yucca gloriosa planifolia Engelm. | United States | | s.n. | MO | Tropicos | 100286847 | yes |
| Yucca L. | Mexico | | 1484 | MO | Tropicos | 100276798 | no |
| Yucca guatemalensis Baker | Nicaragua | | 29728 | MO | Tropicos | 100278850 | no |
| Yucca faxoniana Sarg. | Mexico | | s.n. | MO | Tropicos | 100336008 | yes |
| Yucca baccata vespertina McKelvey | United States | | s.n. | MO | Tropicos | 100336011 | yes |
| Yucca baccata Torr. | United States | | s.n. | MO | Tropicos | 100336009 | yes |
| Yucca flaccida Haw. | United States | Joshua A. Wibbenmeyer | 275 | MO | Tropicos | 100333762 | no |
| Yucca aloifolia L. | United States | | 460 | MO | Tropicos | 100360575 | no |
| Yucca aloifolia L. | Italy | | s.n. | MO | Tropicos | 100403102 | yes |
| Yucca aloifolia L. | Italy | | s.n. | MO | Tropicos | 100403100 | yes |
| Yucca aloifolia L. | United States | | 2952 | MO | Tropicos | 100403108 | yes |
| Yucca aloifolia L. | United States | | s.n. | MO | Tropicos | 100403106 | yes |
| Yucca desmetiana Baker | Unknown or unspecified country | | 1376 | MO | Tropicos | 100403113 | yes |
| Yucca elata (Engelm.) Engelm. | United States | | 410 | MO | Tropicos | 100403478 | yes |
| Yucca elata (Engelm.) Engelm. | United States | | s.n. | MO | Tropicos | 100403487 | yes |
| Yucca elata (Engelm.) Engelm. | Mexico | | s.n. | MO | Tropicos | 100403368 | yes |
| Yucca arkansana Trel. | United States | | s.n. | MO | Tropicos | 100403382 | yes |
| Yucca arkansana Trel. | Unknown or unspecified country | | s.n. | MO | Tropicos | 100403379 | yes |
| Yucca arkansana Trel. | United States | | s.n. | MO | Tropicos | 100403388 | yes |
| Yucca arkansana Trel. | United States | | s.n. | MO | Tropicos | 100403394 | yes |
| Yucca arkansana Trel. | United States | | s.n. | MO | Tropicos | 100403400 | yes |
| Yucca arkansana Trel. | United States | | 4029 | MO | Tropicos | 100403404 | yes |
| Yucca arkansana Trel. | United States | | 328 | MO | Tropicos | 100403413 | yes |
| Yucca arkansana Trel. | United States | | 417 | MO | Tropicos | 100403411 | yes |
| Yucca arkansana Trel. | United States | | s.n. | MO | Tropicos | 100403417 | yes |
| Yucca constricta Buckley | United States | | s.n. | MO | Tropicos | 100403569 | yes |
| Yucca brevifolia Engelm. | United States | | s.n. | MO | Tropicos | 100403619 | yes |
| Yucca elata (Engelm.) Engelm. | United States | | s.n. | MO | Tropicos | 100403492 | yes |
| Yucca elata (Engelm.) Engelm. | United States | | s.n. | MO | Tropicos | 100403503 | yes |
| Yucca elata (Engelm.) Engelm. | United States | | s.n. | MO | Tropicos | 100403511 | yes |
| Yucca elata (Engelm.) Engelm. | United States | | s.n. | MO | Tropicos | 100403523 | yes |
| Yucca constricta Buckley | United States | | s.n. | MO | Tropicos | 100403547 | yes |
| Yucca baccata Torr. | United States | | s.n. | MO | Tropicos | 100403690 | no |
| Yucca baccata Torr. | United States | | s.n. | MO | Tropicos | 100403696 | yes |
| Yucca baccata Torr. | United States | | s.n. | MO | Tropicos | 100403699 | yes |
| Yucca baccata Torr. | United States | | 849 | MO | Tropicos | 100403701 | yes |
| Yucca baccata Torr. | United States | | s.n. | MO | Tropicos | 100403716 | yes |
| Yucca baccata Torr. | United States | | s.n. | MO | Tropicos | 100403720 | yes |
| Yucca baccata Torr. | United States | | 215 | MO | Tropicos | 100403729 | yes |
| Yucca baccata Torr. | United States | | s.n. | MO | Tropicos | 100403733 | yes |
| Yucca baccata Torr. | United States | | s.n. | MO | Tropicos | 100403736 | yes |
| Yucca baccata Torr. | United States | | s.n. | MO | Tropicos | 100403745 | yes |
| Yucca baccata Torr. | United States | | s.n. | MO | Tropicos | 100403744 | yes |
| Yucca baccata Torr. | United States | | s.n. | MO | Tropicos | 100403747 | yes |
| Yucca brevifolia Engelm. | United States | | s.n. | MO | Tropicos | 100403629 | yes |
| Yucca brevifolia Engelm. | United States | | s.n. | MO | Tropicos | 100403634 | yes |
| Yucca brevifolia Engelm. | United States | | s.n. | MO | Tropicos | 100403632 | yes |
| Yucca brevifolia Engelm. | United States | | s.n. | MO | Tropicos | 100403638 | yes |
| Yucca brevifolia Engelm. | United States | | s.n. | MO | Tropicos | 100403643 | yes |
| Yucca brevifolia Engelm. | United States | | s.n. | MO | Tropicos | 100403646 | yes |
| Yucca brevifolia jaegerana McKelvey | United States | | s.n. | MO | Tropicos | 100403654 | yes |
| Yucca baileyi intermedia (McKelvey) Reveal | United States | | s.n. | MO | Tropicos | 100403658 | yes |
| Yucca baileyi Wooton & Standl. | United States | | 66 | MO | Tropicos | 100403659 | yes |
| Yucca baccata Torr. | United States | | s.n. | MO | Tropicos | 100403681 | yes |
| Yucca baccata Torr. | United States | | s.n. | MO | Tropicos | 100403686 | yes |
| Yucca filamentosa L. | United States | | s.n. | MO | Tropicos | 100403822 | yes |
| Yucca filamentosa L. | United States | | 1 | MO | Tropicos | 100403829 | yes |
| Yucca filamentosa L. | United States | | 2 | MO | Tropicos | 100403830 | yes |
| Yucca filamentosa L. | United States | | 3 | MO | Tropicos | 100403835 | yes |
| Yucca baccata vespertina McKelvey | United States | | s.n. | MO | Tropicos | 100403757 | yes |
| Yucca baccata Torr. | United States | | 409 | MO | Tropicos | 100403759 | yes |
| Yucca baccata Torr. | United States | | s.n. | MO | Tropicos | 100403791 | yes |
| Yucca baccata Torr. | United States | | 123 | MO | Tropicos | 100403790 | yes |
| Yucca filamentosa L. | United Kingdom | | s.n. | MO | Tropicos | 100403797 | yes |
| Yucca filamentosa L. | United States | | s.n. | MO | Tropicos | 100403795 | yes |
| Yucca filamentosa L. | United States | | s.n. | MO | Tropicos | 100403800 | yes |
| Yucca filamentosa L. | United Kingdom | | s.n. | MO | Tropicos | 100403798 | yes |
| Yucca filamentosa L. | United States | | s.n. | MO | Tropicos | 100403806 | yes |
| Yucca filamentosa L. | United States | | s.n. | MO | Tropicos | 100403812 | yes |
| Yucca filamentosa L. | United States | | s.n. | MO | Tropicos | 100403817 | yes |
| Yucca filamentosa L. | United States | | s.n. | MO | Tropicos | 100403815 | yes |
| Yucca filamentosa L. | United States | | s.n. | MO | Tropicos | 100403820 | yes |
| Yucca filamentosa L. | United States | | s.n. | MO | Tropicos | 100404105 | yes |
| Yucca filamentosa concava (Haw.) Baker | United Kingdom | | s.n. | MO | Tropicos | 100404112 | yes |
| Yucca filamentosa L. | Unknown or unspecified country | | s.n. | MO | Tropicos | 100404120 | yes |
| Yucca filamentosa L. | United States | | s.n. | MO | Tropicos | 100404150 | yes |
| Yucca filamentosa L. | United States | | s.n. | MO | Tropicos | 100404046 | yes |
| Yucca filamentosa L. | Unknown or unspecified country | | s.n. | MO | Tropicos | 100404054 | yes |
| Yucca filamentosa L. | Unknown or unspecified country | | s.n. | MO | Tropicos | 100404061 | yes |
| Yucca filamentosa L. | United States | | s.n. | MO | Tropicos | 100404059 | yes |
| Yucca L. | Italy | | s.n. | MO | Tropicos | 100402926 | yes |
| Yucca conspicua Haw. | Italy | | s.n. | MO | Tropicos | 100402941 | yes |
| Yucca aloifolia L. | Italy | | s.n. | MO | Tropicos | 100402945 | yes |
| Yucca aloifolia L. | United States | | s.n. | MO | Tropicos | 100402943 | yes |
| Yucca aloifolia L. | Germany | | s.n. | MO | Tropicos | 100402966 | yes |
| Yucca aloifolia L. | Italy | | s.n. | MO | Tropicos | 100402868 | yes |
| Yucca aloifolia L. | United States | | s.n. | MO | Tropicos | 100402880 | yes |
| Yucca aloifolia L. | Italy | | s.n. | MO | Tropicos | 100402878 | yes |
| Yucca aloifolia L. | United Kingdom | | s.n. | MO | Tropicos | 100402885 | yes |
| Yucca aloifolia L. | United Kingdom | | s.n. | MO | Tropicos | 100402886 | yes |
| Yucca aloifolia L. | United States | | s.n. | MO | Tropicos | 100403038 | yes |
| Yucca aloifolia L. | United States | | s.n. | MO | Tropicos | 100403066 | yes |
| Yucca aloifolia L. | United States | | s.n. | MO | Tropicos | 100403069 | yes |
| Yucca aloifolia L. | United States | | s.n. | MO | Tropicos | 100403073 | yes |
| Yucca aloifolia L. | United States | | s.n. | MO | Tropicos | 100403071 | yes |
| Yucca aloifolia L. | United States | | s.n. | MO | Tropicos | 100403079 | yes |
| Yucca aloifolia L. | United States | | s.n. | MO | Tropicos | 100403076 | yes |
| Yucca aloifolia L. | United States | | s.n. | MO | Tropicos | 100403081 | yes |
| Yucca aloifolia L. | United States | | s.n. | MO | Tropicos | 100403085 | yes |
| Yucca aloifolia L. | United States | | s.n. | MO | Tropicos | 100403088 | yes |
| Yucca aloifolia L. | United States | | s.n. | MO | Tropicos | 100403089 | yes |
| Yucca aloifolia L. | United States | | s.n. | MO | Tropicos | 100403092 | yes |
| Yucca aloifolia L. | United States | | s.n. | MO | Tropicos | 100403093 | yes |
| Yucca aloifolia L. | United States | | s.n. | MO | Tropicos | 100403096 | yes |
| Yucca aloifolia L. | United States | | s.n. | MO | Tropicos | 100403097 | yes |
| Yucca aloifolia L. | Italy | | s.n. | MO | Tropicos | 100402971 | yes |
| Yucca conspicua Haw. | United States | | s.n. | MO | Tropicos | 100402989 | yes |
| Yucca plicata (Carrière) K. Koch | France | | s.n. | MO | Tropicos | 100402990 | yes |
| Yucca baccata Torr. | United States | | s.n. | MO | Tropicos | 100402998 | yes |
| Yucca mollis Cockerell | Unknown or unspecified country | | s.n. | MO | Tropicos | 100403004 | yes |
| Yucca aloifolia L. | United States | | s.n. | MO | Tropicos | 100403013 | yes |
| Yucca L. | United States | | 533 | MO | Tropicos | 100403011 | yes |
| Yucca aloifolia L. | United States | | s.n. | MO | Tropicos | 100403017 | yes |
| Yucca aloifolia L. | United States | | s.n. | MO | Tropicos | 100403020 | yes |
| Yucca aloifolia L. | United States | | s.n. | MO | Tropicos | 100403026 | yes |
| Yucca aloifolia L. | United States | | s.n. | MO | Tropicos | 100403023 | yes |
| Yucca aloifolia L. | United States | | s.n. | MO | Tropicos | 100403027 | yes |
| Yucca aloifolia L. | United States | | s.n. | MO | Tropicos | 100403032 | yes |
| Yucca flaccida Haw. | United States | | 1890 | MO | Tropicos | 100402011 | no |
| Yucca filamentosa L. | United States | | 1844 | MO | Tropicos | 100401943 | no |
| Yucca filamentosa L. | United States | | 1943 | MO | Tropicos | 100402143 | no |
| Yucca utahensis McKelvey | United States | | 799 | MO | Tropicos | 100406312 | yes |
| Yucca utahensis McKelvey | United States | | 5 | MO | Tropicos | 100406316 | yes |
| Yucca brevifolia Engelm. | United States | | s.n. | MO | Tropicos | 100404239 | no |
| Yucca filamentosa L. | United States | | s.n. | MO | Tropicos | 100404160 | yes |
| Yucca filamentosa L. | United States | | s.n. | MO | Tropicos | 100404167 | yes |
| Yucca filamentosa L. | United States | | s.n. | MO | Tropicos | 100404172 | yes |
| Yucca filamentosa L. | United States | | 3 | MO | Tropicos | 100404178 | yes |
| Yucca filamentosa L. | United States | | 1 | MO | Tropicos | 100404389 | yes |
| Yucca filamentosa L. | United States | | 2 | MO | Tropicos | 100404400 | yes |
| Yucca filamentosa L. | United States | | s.n. | MO | Tropicos | 100404301 | yes |
| Yucca filamentosa L. | United States | | s.n. | MO | Tropicos | 100404305 | yes |
| Yucca filamentosa L. | United States | | s.n. | MO | Tropicos | 100404310 | yes |
| Yucca filamentosa L. | United States | | 4 | MO | Tropicos | 100404313 | yes |
| Yucca concava Haw. | United States | | s.n. | MO | Tropicos | 100404500 | yes |
| Yucca filamentosa L. | United States | | s.n. | MO | Tropicos | 100404503 | yes |
| Yucca filamentosa L. | United States | | s.n. | MO | Tropicos | 100404508 | yes |
| Yucca filamentosa L. | United States | | s.n. | MO | Tropicos | 100404506 | yes |
| Yucca filamentosa L. | United States | | s.n. | MO | Tropicos | 100404518 | yes |
| Yucca filamentosa L. | United States | | s.n. | MO | Tropicos | 100404525 | yes |
| Yucca filamentosa L. | United States | | s.n. | MO | Tropicos | 100404533 | yes |
| Yucca filamentosa L. | United States | | 1 | MO | Tropicos | 100404541 | yes |
| Yucca filamentosa L. | United States | | 4 | MO | Tropicos | 100404439 | yes |
| Yucca filamentosa L. | United States | | s.n. | MO | Tropicos | 100404445 | yes |
| Yucca filamentosa L. | United States | | 3 | MO | Tropicos | 100404452 | yes |
| Yucca filamentosa L. | United States | | 3 | MO | Tropicos | 100404458 | yes |
| Yucca filamentosa L. | United States | | 1 | MO | Tropicos | 100404553 | yes |
| Yucca filamentosa L. | United States | | 1 | MO | Tropicos | 100404555 | yes |
| Yucca filamentosa L. | United States | | 1 | MO | Tropicos | 100404560 | yes |
| Yucca filamentosa L. | United States | | s.n. | MO | Tropicos | 100404564 | yes |
| Yucca filamentosa L. | United States | | s.n. | MO | Tropicos | 100404566 | yes |
| Yucca filamentosa L. | United States | | 3 | MO | Tropicos | 100404572 | yes |
| Yucca filamentosa L. | United States | | 3 | MO | Tropicos | 100404571 | yes |
| Yucca filamentosa L. | United States | | 2 | MO | Tropicos | 100404575 | yes |
| Yucca filamentosa L. | United States | | 5 | MO | Tropicos | 100404754 | yes |
| Yucca filamentosa L. | United States | | s.n. | MO | Tropicos | 100404757 | yes |
| Yucca filamentosa L. | United States | | s.n. | MO | Tropicos | 100404766 | yes |
| Yucca filamentosa L. | United States | | s.n. | MO | Tropicos | 100404769 | yes |
| Yucca schidigera Ortgies | United States | | s.n. | MO | Tropicos | 100404792 | yes |
| Yucca schidigera Ortgies | United States | | s.n. | MO | Tropicos | 100404797 | yes |
| Yucca schidigera Ortgies | United States | | s.n. | MO | Tropicos | 100404795 | yes |
| Yucca schidigera Ortgies | United States | | s.n. | MO | Tropicos | 100404801 | yes |
| Yucca rupicola Scheele | United States | | s.n. | MO | Tropicos | 100404814 | yes |
| Yucca filamentosa L. | United States | | s.n. | MO | Tropicos | 100404716 | yes |
| Yucca filamentosa L. | United States | | s.n. | MO | Tropicos | 100404722 | yes |
| Yucca filamentosa L. | United States | | s.n. | MO | Tropicos | 100404730 | yes |
| Yucca filamentosa L. | United States | | s.n. | MO | Tropicos | 100404733 | yes |
| Yucca filamentosa L. | United States | | s.n. | MO | Tropicos | 100404737 | yes |
| Yucca filamentosa L. | United States | | s.n. | MO | Tropicos | 100404742 | yes |
| Yucca filamentosa L. | United States | | s.n. | MO | Tropicos | 100404748 | yes |
| Yucca reverchonii Trel. | Mexico | | s.n. | MO | Tropicos | 100404881 | yes |
| Yucca reverchonii Trel. | United States | | 18 | MO | Tropicos | 100404887 | yes |
| Yucca newberryi McKelvey | United States | | 222 | MO | Tropicos | 100404890 | yes |
| Yucca glauca Nutt. | United States | | s.n. | MO | Tropicos | 100404903 | yes |
| Yucca pruinosa Baker | United Kingdom | | s.n. | MO | Tropicos | 100404900 | yes |
| Yucca glauca Nutt. | United States | | s.n. | MO | Tropicos | 100404907 | yes |
| Yucca glauca Nutt. | United States | | s.n. | MO | Tropicos | 100404910 | yes |
| Yucca glauca Nutt. | United States | | s.n. | MO | Tropicos | 100404911 | yes |
| Yucca glauca Nutt. | United States | | s.n. | MO | Tropicos | 100404914 | yes |
| Yucca glauca Nutt. | United States | | s.n. | MO | Tropicos | 100404915 | yes |
| Yucca glauca Nutt. | United States | | s.n. | MO | Tropicos | 100404919 | yes |
| Yucca glauca Nutt. | United States | | s.n. | MO | Tropicos | 100404923 | yes |
| Yucca glauca Nutt. | United States | | s.n. | MO | Tropicos | 100404921 | yes |
| Yucca glauca Nutt. | United States | | s.n. | MO | Tropicos | 100404927 | yes |
| Yucca glauca Nutt. | United States | | s.n. | MO | Tropicos | 100404931 | yes |
| Yucca glauca Nutt. | United States | | s.n. | MO | Tropicos | 100404932 | yes |
| Yucca rupicola Scheele | United States | | s.n. | MO | Tropicos | 100404825 | yes |
| Yucca rupicola Scheele | United States | | s.n. | MO | Tropicos | 100404828 | yes |
| Yucca recurvifolia Salisb. | United Kingdom | | s.n. | MO | Tropicos | 100404858 | yes |
| Yucca recurvifolia Salisb. | United States | | s.n. | MO | Tropicos | 100404863 | yes |
| Yucca recurvifolia Salisb. | United Kingdom | | s.n. | MO | Tropicos | 100404865 | yes |
| Yucca recurvifolia Salisb. | United Kingdom | | s.n. | MO | Tropicos | 100404875 | yes |
| Yucca recurvifolia Salisb. | Italy | | s.n. | MO | Tropicos | 100404872 | yes |
| Yucca recurvifolia Salisb. | United States | | s.n. | MO | Tropicos | 100405009 | yes |
| Yucca filamentosa L. | United States | | s.n. | MO | Tropicos | 100405013 | yes |
| Yucca flaccida Haw. | United States | | s.n. | MO | Tropicos | 100405018 | yes |
| Yucca flaccida Haw. | United States | | s.n. | MO | Tropicos | 100405016 | yes |
| Yucca flaccida Haw. | United States | | s.n. | MO | Tropicos | 100405017 | yes |
| Yucca flaccida glaucescens (Haw.) Trel. | United States | | s.n. | MO | Tropicos | 100404951 | yes |
| Yucca flaccida glaucescens (Haw.) Trel. | United States | | s.n. | MO | Tropicos | 100404948 | yes |
| Yucca filamentosa L. | United States | | s.n. | MO | Tropicos | 100404955 | yes |
| Yucca flaccida glaucescens (Haw.) Trel. | United States | | s.n. | MO | Tropicos | 100404953 | yes |
| Yucca filamentosa L. | United States | | s.n. | MO | Tropicos | 100404958 | yes |
| Yucca filamentosa L. | United States | | s.n. | MO | Tropicos | 100404956 | yes |
| Yucca flaccida glaucescens (Haw.) Trel. | United States | | s.n. | MO | Tropicos | 100404963 | yes |
| Yucca L. | United States | | s.n. | MO | Tropicos | 100404960 | yes |
| Yucca flaccida glaucescens (Haw.) Trel. | United States | | s.n. | MO | Tropicos | 100404961 | yes |
| Yucca glauca Nutt. | United States | | s.n. | MO | Tropicos | 100404966 | yes |
| Yucca filamentosa L. | United States | | s.n. | MO | Tropicos | 100404965 | yes |
| Yucca flaccida glaucescens (Haw.) Trel. | United States | | s.n. | MO | Tropicos | 100404968 | yes |
| Yucca flaccida glaucescens (Haw.) Trel. | United States | | s.n. | MO | Tropicos | 100404972 | yes |
| Yucca flaccida glaucescens (Haw.) Trel. | United Kingdom | | s.n. | MO | Tropicos | 100404973 | yes |
| Yucca filamentosa L. | United States | | s.n. | MO | Tropicos | 100404978 | yes |
| Yucca flaccida glaucescens (Haw.) Trel. | United States | | s.n. | MO | Tropicos | 100404981 | yes |
| Yucca flaccida glaucescens (Haw.) Trel. | United States | | s.n. | MO | Tropicos | 100404986 | yes |
| Yucca filamentosa L. | United States | | s.n. | MO | Tropicos | 100404985 | yes |
| Yucca filamentosa L. | United States | | s.n. | MO | Tropicos | 100404992 | yes |
| Yucca flaccida Haw. | United States | | s.n. | MO | Tropicos | 100404999 | yes |
| Yucca L. | United States | | s.n. | MO | Tropicos | 100404996 | yes |
| Yucca flaccida Haw. | United States | | s.n. | MO | Tropicos | 100405003 | yes |
| Yucca flaccida Haw. | United States | | s.n. | MO | Tropicos | 100405006 | yes |
| Yucca flaccida Haw. | United States | | s.n. | MO | Tropicos | 100405005 | yes |
| Yucca torreyi parviflora McKelvey | United States | | a.n. | MO | Tropicos | 100405461 | yes |
| Yucca intermedia McKelvey | United States | | 850 | MO | Tropicos | 100405541 | yes |
| Yucca harrimaniae Trel. | United States | | s.n. | MO | Tropicos | 100405548 | yes |
| Yucca gloriosa L. | United States | | s.n. | MO | Tropicos | 100405570 | yes |
| Yucca gloriosa L. | United States | | s.n. | MO | Tropicos | 100405576 | yes |
| Yucca gloriosa L. | United States | | s.n. | MO | Tropicos | 100405580 | yes |
| Yucca gloriosa L. | United States | | s.n. | MO | Tropicos | 100405579 | yes |
| Yucca gloriosa L. | United States | | s.n. | MO | Tropicos | 100405585 | yes |
| Yucca torreyi parviflora McKelvey | United States | | s.n. | MO | Tropicos | 100405467 | yes |
| Yucca macrocarpa Engelm. | United States | | s.n. | MO | Tropicos | 100405475 | yes |
| Yucca schottii Engelm. | United States | | s.n. | MO | Tropicos | 100405493 | yes |
| Yucca schottii Engelm. | United States | | s.n. | MO | Tropicos | 100405498 | yes |
| Yucca schottii Engelm. | United States | | s.n. | MO | Tropicos | 100405506 | yes |
| Yucca schottii Engelm. | United States | | s.n. | MO | Tropicos | 100405509 | yes |
| Yucca schottii Engelm. | United States | | s.n. | MO | Tropicos | 100405514 | yes |
| Yucca schottii Engelm. | United States | | s.n. | MO | Tropicos | 100405517 | yes |
| Yucca intermedia McKelvey | United States | | s.n. | MO | Tropicos | 100405525 | yes |
| Yucca gloriosa L. | United States | | s.n. | MO | Tropicos | 100405660 | yes |
| Yucca gloriosa L. | United States | | s.n. | MO | Tropicos | 100405661 | yes |
| Yucca gloriosa L. | United States | | s.n. | MO | Tropicos | 100405658 | yes |
| Yucca gloriosa L. | United States | | s.n. | MO | Tropicos | 100405659 | yes |
| Yucca gloriosa L. | United States | | s.n. | MO | Tropicos | 100405664 | yes |
| Yucca gloriosa L. | United States | | s.n. | MO | Tropicos | 100405662 | yes |
| Yucca gloriosa L. | United States | | 21 | MO | Tropicos | 100405666 | yes |
| Yucca gloriosa L. | United States | | s.n. | MO | Tropicos | 100405682 | yes |
| Yucca gloriosa L. | United States | | s.n. | MO | Tropicos | 100405683 | yes |
| Yucca gloriosa L. | United Kingdom | | s.n. | MO | Tropicos | 100405689 | yes |
| Yucca gloriosa L. | United Kingdom | | s.n. | MO | Tropicos | 100405686 | yes |
| Yucca gloriosa L. | United Kingdom | | s.n. | MO | Tropicos | 100405693 | yes |
| Yucca gloriosa L. | United Kingdom | | s.n. | MO | Tropicos | 100405697 | yes |
| Yucca gloriosa L. | Italy | | s.n. | MO | Tropicos | 100405701 | yes |
| Yucca gloriosa L. | United Kingdom | | s.n. | MO | Tropicos | 100405699 | yes |
| Yucca gloriosa L. | United States | | s.n. | MO | Tropicos | 100405705 | yes |
| Yucca gloriosa L. | France | | s.n. | MO | Tropicos | 100405703 | yes |
| Yucca gloriosa L. | United States | | s.n. | MO | Tropicos | 100405706 | yes |
| Yucca gloriosa L. | United States | | s.n. | MO | Tropicos | 100405710 | yes |
| Yucca gloriosa L. | United States | | s.n. | MO | Tropicos | 100405711 | yes |
| Yucca gloriosa L. | United States | | s.n. | MO | Tropicos | 100405714 | yes |
| Yucca gloriosa L. | United States | | s.n. | MO | Tropicos | 100405616 | yes |
| Yucca gloriosa L. | United States | | s.n. | MO | Tropicos | 100405614 | yes |
| Yucca gloriosa L. | United States | | s.n. | MO | Tropicos | 100405618 | yes |
| Yucca gloriosa L. | United States | | s.n. | MO | Tropicos | 100405619 | yes |
| Yucca gloriosa L. | United States | | s.n. | MO | Tropicos | 100405622 | yes |
| Yucca gloriosa L. | United States | | s.n. | MO | Tropicos | 100405623 | yes |
| Yucca gloriosa L. | United States | | s.n. | MO | Tropicos | 100405627 | yes |
| Yucca gloriosa L. | United States | | s.n. | MO | Tropicos | 100405630 | yes |
| Yucca gloriosa L. | United States | | s.n. | MO | Tropicos | 100405651 | yes |
| Yucca gloriosa L. | United States | | s.n. | MO | Tropicos | 100405657 | yes |
| Yucca gloriosa L. | United States | | s.n. | MO | Tropicos | 100405654 | yes |
| Yucca treculeana Carrière | United States | | 14 | MO | Tropicos | 100405838 | yes |
| Yucca treculeana succulenta McKelvey | United States | | 327 | MO | Tropicos | 100405850 | yes |
| Yucca gloriosa L. | United States | | s.n. | MO | Tropicos | 100405724 | yes |
| Yucca gloriosa L. | United States | | s.n. | MO | Tropicos | 100405728 | yes |
| Yucca gloriosa L. | Unknown or unspecified country | | s.n. | MO | Tropicos | 100405735 | yes |
| Yucca gloriosa L. | Unknown or unspecified country | | s.n. | MO | Tropicos | 100405738 | yes |
| Yucca gloriosa L. | United States | | s.n. | MO | Tropicos | 100405749 | yes |
| Yucca gloriosa L. | United States | | s.n. | MO | Tropicos | 100405754 | yes |
| Yucca gloriosa L. | United States | | s.n. | MO | Tropicos | 100405752 | yes |
| Yucca gloriosa L. | United States | | s.n. | MO | Tropicos | 100405756 | yes |
| Yucca canaliculata Hook. | United States | | s.n. | MO | Tropicos | 100405761 | yes |
| Yucca canaliculata Hook. | United States | | s.n. | MO | Tropicos | 100405762 | yes |
| Yucca canaliculata Hook. | United States | | s.n. | MO | Tropicos | 100405765 | yes |
| Yucca treculeana Carrière | United States | | s.n. | MO | Tropicos | 100405767 | yes |
| Yucca treculeana Carrière | United States | | s.n. | MO | Tropicos | 100405773 | yes |
| Yucca treculeana Carrière | United States | | s.n. | MO | Tropicos | 100405774 | yes |
| Yucca treculeana Carrière | United States | | s.n. | MO | Tropicos | 100405772 | yes |
| Yucca treculeana Carrière | United States | | s.n. | MO | Tropicos | 100405777 | yes |
| Yucca treculeana Carrière | United States | | s.n. | MO | Tropicos | 100405775 | yes |
| Yucca treculeana Carrière | United States | | s.n. | MO | Tropicos | 100405776 | yes |
| Yucca treculeana succulenta McKelvey | United States | | s.n. | MO | Tropicos | 100405782 | yes |
| Yucca treculeana Carrière | United States | | s.n. | MO | Tropicos | 100405780 | yes |
| Yucca glauca Nutt. | United States | | s.n. | MO | Tropicos | 100405936 | yes |
| Yucca glauca Nutt. | United States | | s.n. | MO | Tropicos | 100405940 | yes |
| Yucca verdiensis McKelvey | United States | | s.n. | MO | Tropicos | 100405938 | yes |
| Yucca treculeana Carrière | United States | | s.n. | MO | Tropicos | 100405853 | yes |
| Yucca treculeana Carrière | United States | | s.n. | MO | Tropicos | 100405858 | yes |
| Yucca treculeana Carrière | United States | | s.n. | MO | Tropicos | 100405859 | yes |
| Yucca treculeana Carrière | United States | | s.n. | MO | Tropicos | 100405862 | yes |
| Yucca treculeana Carrière | United States | | s.n. | MO | Tropicos | 100405861 | yes |
| Yucca treculeana Carrière | United States | | s.n. | MO | Tropicos | 100405873 | yes |
| Yucca treculeana Carrière | United States | | s.n. | MO | Tropicos | 100405888 | yes |
| Yucca treculeana Carrière | United States | | s.n. | MO | Tropicos | 100405892 | yes |
| Yucca treculeana succulenta McKelvey | Mexico | | s.n. | MO | Tropicos | 100405899 | yes |
| Yucca whipplei Torr. | United States | | 119 | MO | Tropicos | 100405992 | yes |
| Yucca whipplei Torr. | United States | | s.n. | MO | Tropicos | 100405997 | yes |
| Yucca whipplei Torr. | United States | | 135 | MO | Tropicos | 100406001 | yes |
| Yucca whipplei Torr. | United States | | 454 | MO | Tropicos | 100406002 | yes |
| Yucca whipplei Torr. | United States | | s.n . | MO | Tropicos | 100406013 | yes |
| Yucca whipplei Torr. | United States | | 120 | MO | Tropicos | 100406014 | yes |
| Yucca whipplei Torr. | United States | | s.n. | MO | Tropicos | 100406018 | yes |
| Yucca whipplei Torr. | United States | | s.n. | MO | Tropicos | 100406016 | yes |
| Yucca whipplei Torr. | United States | | s.n. | MO | Tropicos | 100406021 | yes |
| Yucca whipplei Torr. | United States | | s.n. | MO | Tropicos | 100406020 | yes |
| Yucca whipplei Torr. | Unknown or unspecified country | | s.n. | MO | Tropicos | 100406025 | yes |
| Yucca verdiensis McKelvey | United States | | 4 | MO | Tropicos | 100406026 | yes |
| Yucca whipplei Torr. | United States | | s.n. | MO | Tropicos | 100406023 | yes |
| Yucca verdiensis McKelvey | United States | | s.n. | MO | Tropicos | 100406028 | yes |
| Yucca L. | United States | | s.n. | MO | Tropicos | 100413978 | yes |
| Yucca angustissima Engelm. ex Trel. | United States | | s.n. | MO | Tropicos | 100413981 | yes |
| Yucca angustifolia Pursh | United States | | 533 | MO | Tropicos | 100413984 | yes |
| Yucca baccata Torr. | United States | | s.n. | MO | Tropicos | 100413992 | yes |
| Yucca arkansana Trel. | United States | | s.n. | MO | Tropicos | 100413995 | yes |
| Yucca brevifolia Engelm. | United States | | s.n. | MO | Tropicos | 100414006 | yes |
| Yucca elata (Engelm.) Engelm. | United States | | 220 | MO | Tropicos | 100414010 | no |
| Yucca aloifolia L. | Bolivia, Plurinational State of | | 6668 | MO | Tropicos | 100486127 | no |
| Yucca glauca Nutt. | United States | | 1545 | MO | Tropicos | 100567311 | no |
| Yucca glauca var. glauca | United States | J. Richard Abbott | 26575 | MO | Tropicos | 100758715 | yes |
| Yucca arkansana Trel. | United States | | 182 | MO | Tropicos | 100431938 | yes |
| Yucca harrimaniae gilbertiana Trel. | Unknown or unspecified country | | s.n. | MO | Tropicos | 100431956 | yes |
| Yucca harrimaniae Trel. | United States | | s.n. | MO | Tropicos | 100431954 | yes |
| Yucca elata (Engelm.) Engelm. | United States | | 382 | MO | Tropicos | 100431953 | yes |
| Yucca necopina Shinners | United States | | 20102 | MO | Tropicos | 100431959 | yes |
| Yucca louisianensis Trel. | United States | | 558 | MO | Tropicos | 100431957 | yes |
| Yucca filifera Chabaud | Mexico | | 6086 | MO | Tropicos | 100432161 | no |
| Yucca flaccida Haw. | United States | Shanda Heather King, J. Moody-Weis | 070 | MO | Tropicos | 100466744 | no |
| Yucca aloifolia L. | United States | Peter H. Raven | 28791 | MO | Tropicos | 100849925 | no |
| Yucca flaccida Haw. | United States | | 12532 | MO | Tropicos | 100663999 | no |
| Yucca baccata Torr. | United States | | 890 | MO | Tropicos | 100867942 | no |
| Yucca gloriosa L. | United States | | 21216 | MO | Tropicos | 100559513 | no |
| Yucca brevifolia Engelm. | United States | | s.n. | MO | Tropicos | 100440897 | no |
| Yucca standleyi McKelvey | United States | | 7366 | MO | Tropicos | 100440915 | no |
| Yucca arkansana Trel. | United States | George Yatskievych, Missouri Native Plant Society Fieldtrip | 12-027 | MO | Tropicos | 100546096 | no |
| Yucca flaccida Haw. | United States | | 38834 | MO | Tropicos | 100548617 | yes |
| Yucca whipplei Torr. | United States | | 681 | MO | Tropicos | 100682487 | no |
| Yucca schidigera Ortgies | United States | | 680 | MO | Tropicos | 100682486 | no |
| Yucca filamentosa L. | United States | | 767 | MO | Tropicos | 100683039 | no |
| Yucca glauca Nutt. | United States | | 635 | MO | Tropicos | 100830846 | no |
| Yucca smalliana Fernald | United States | | 634 | MO | Tropicos | 100830849 | no |
| Yucca lacandonica Gómez Pompa & J. Valdés | Guatemala | | MV 24469 | MO | Tropicos | 100831002 | yes |
| Yucca schottii Engelm. | United States | | 28 | MO | Tropicos | 100831684 | no |
| Yucca elata (Engelm.) Engelm. | United States | | 27 | MO | Tropicos | 100831712 | no |
| Yucca filamentosa L. | United States | | 44 | MO | Tropicos | 100540813 | no |
| Yucca aloifolia L. | Bolivia, Plurinational State of | | 316 | MO | Tropicos | 100627638 | no |
| Yucca flaccida Haw. | United States | | 41762 | MO | Tropicos | 100717548 | yes |
| Yucca flaccida Haw. | United States | | 38871 | MO | Tropicos | 100512445 | yes |
| Yucca L. | Paraguay | | 5194 | MO | Tropicos | 100625845 | no |
| Yucca aloifolia L. | United States | J. Richard Abbott | 8411 | MO | Tropicos | 100796255 | no |
| Yucca aloifolia L. | United States | J. Richard Abbott, Walter S. Judd | 7458 | MO | Tropicos | 100796256 | no |
| Yucca filamentosa L. | United States | J. Richard Abbott | 22662 | MO | Tropicos | 100796257 | no |
| Yucca aloifolia L. | United States | | 20077 | MO | Tropicos | 100699277 | no |
| Yucca brevifolia Engelm. | United States | | s.n. | MO | Tropicos | 100993869 | no |
| Yucca brevifolia Engelm. | United States | | s.n.a | MO | Tropicos | 100994673 | no |
| Yucca carnerosana (Trel.) McKelvey | Mexico | Pringle, C. G. | 3912 | G | G | 162842/1 | no |
| Yucca L. | United States | | 48421 | MO | Tropicos | 101011468 | no |
| Yucca L. | United States | | s.n.6490 | MO | Tropicos | 101013832 | no |
| Yucca elata (Engelm.) Engelm. | United States | | 4261 | MO | Tropicos | 100887183 | no |
| Yucca constricta Buckley | United States | | 405 | MO | Tropicos | 100887284 | no |
| Yucca guatemalensis Baker | Nicaragua | | 40555 | MO | Tropicos | 101043645 | no |
| Yucca L. | United States | | s.n.9762 | MO | Tropicos | 101028814 | no |
| Yucca angustissima Engelm. ex Trel. | United States | | 1304 | MO | Tropicos | 100871096 | no |
| Yucca baccata Torr. | United States | | 2509A | MO | Tropicos | 100882915 | no |
| Yucca baccata Torr. | United States | | 1125 | MO | Tropicos | 100868689 | no |
| Yucca L. | United States | | s.n.10564 | MO | Tropicos | 101032076 | no |
| Yucca australis (Engelm.) Trel. | Paraguay | Hassler, E. | 1300 | G | G | 84410/1 | no |
| Yucca australis (Engelm.) Trel. | Paraguay | Hassler, E. | 1300 | G | G | 84410/2 | no |
| Yucca aloifolia L. | Brazil | Carauta, J.P.P. | 5580 | RB | RB | RB01295273 | no |
| Yucca | Brazil | F.A. da Silveisa; M.V.B. Gescia | s.n. | RB | RB | RB00468977 | yes |
| Yucca ehrenbergii Baker. | Brazil | I. R. C. ; R. C. C. | s.n. | RB | RB | RB00530326 | yes |
| Yucca recurvifolia Trel. | Brazil | IRC | 187 | RB | RB | RB00482146 | yes |
| Yucca filamentosa L. | Unknown or unspecified country | Susan L. Corda | 119 | RB | RB | RB00482144 | yes |
| Yucca filamentosa concava (Haw.) Voss in Vilm. | Unknown or unspecified country | Jimmy Dickerson | 66 | RB | RB | RB00482140 | yes |
| Yucca gloriosa L. | Brazil | W.Hoehne | s.n. | RB | RB | RB01373664 | no |
| Yucca elata Engelm. | United States | West Texas Xerophytic Fern Expedition | 129 | E | N/A | E00607565 | yes |
| Yucca brevifolia Engelm. | United States | J. C. Frémont | 271 | NY | N/A | 320136 | yes |
| Yucca constricta Buckley | United States | D. E. Atha | 9591 | NY | N/A | 01269301 | no |
| Yucca constricta Buckley | United States | D. E. Atha | 9591 | NY | N/A | 01269367 | no |
| Yucca aloifolia L. | United States | J. B. Walker | 759 | NY | N/A | 201857 | no |
| Yucca brevifolia Engelm. | United States | J. M. Bigelow | s.n. | NY | N/A | 320137 | yes |
| Yucca aloifolia L. | Dominican Republic | A. H. Liogier | 2101 | NY | N/A | 1402431 | yes |
| Yucca aloifolia L. | Guadeloupe | A. Questel | 181 | NY | N/A | 01402428 | yes |
| Yucca constricta Buckley | United States | D. E. Atha | 9699 | NY | N/A | 01269399 | no |
| Yucca constricta Buckley | United States | D. E. Atha | 9699 | NY | N/A | 01269299 | no |
| Yucca aloifolia L. | Bermuda | O. Degener | 594P | NY | N/A | 1402440 | yes |
| Yucca reverchonii Trel. | United States | D. E. Atha | 12580 | NY | N/A | 02110980 | yes |
| Yucca arkansana Trel. | United States | D. E. Atha | 12682 | NY | N/A | 02111122 | no |
| Yucca aloifolia L. | Unknown or unspecified country | | s.n. | NY | N/A | 1402443 | yes |
| Yucca aloifolia L. | Unknown or unspecified country | | s.n. | NY | N/A | 1402442 | yes |
| Yucca aloifolia L. | Unknown or unspecified country | | s.n. | NY | N/A | 1402441 | yes |
| Yucca | Unknown or unspecified country | | s.n. | NY | N/A | 01402448 | yes |
| Yucca aloifolia L. | Unknown or unspecified country | | s.n. | NY | N/A | 1402445 | yes |
| Yucca aloifolia L. | Unknown or unspecified country | | s.n. | NY | N/A | 01402476 | yes |
| Yucca aloifolia L. | Unknown or unspecified country | | s.n. | NY | N/A | 1402432 | yes |
| Yucca aloifolia L. | Haiti | T. A. Zanoni | 27649 | NY | N/A | 1402434 | yes |
| Yucca aloifolia L. | Dominican Republic | M. M. Mejía Pimentel | 18379 | NY | N/A | 1402433 | yes |
| Yucca filamentosa L. | United States | D. E. Atha | 9833 | NY | N/A | 01400133 | no |
| Yucca baccata Torr. | United States | G. Thurber | 857 | NY | N/A | 320135 | yes |
| Yucca filamentosa L. | United States | J. B. Walker | 1114 | NY | N/A | 201810 | no |
| Yucca filamentosa L. | United States | D. E. Atha | 10846 | NY | N/A | 01527846 | no |
| Yucca filamentosa L. | United States | D. E. Atha | 9833 | NY | N/A | 01400983 | no |
| Yucca treculeana Carrière | United States | J. B. Walker | 1667 | NY | N/A | 201973 | no |
| Yucca flaccida Haw. | United States | R. A. Hattaway | 5802 | NY | N/A | 201657 | no |
| Yucca flaccida Haw. | United States | D. B. Ward | 10736 | NY | N/A | 743639 | yes |
| Yucca filifera Hort ex Engelm. | United States | J. B. Walker | 1141 | NY | N/A | 201814 | no |
| Yucca filamentosa L. | United States | D. E. Atha | 10775 | NY | N/A | 01527635 | no |
| Yucca mixtecana García-Mend. | Mexico | A. J. García-Mendoza | 6198 | NY | N/A | 688654 | yes |
| Yucca elata verdiensis (McKelvey) Reveal | United States | D. C. Thornburg | 709 | NY | N/A | 1842891 | no |
| Yucca aloifolia L. | Virgin Islands, U.S. | P. Acevedo-Rodríguez | 2008 | NY | N/A | 825758 | yes |
| Yucca elephantipes Hort ex Regel | Virgin Islands, U.S. | E. L. Little Jr. | 23037 | NY | N/A | 01402446 | yes |
| Yucca elephantipes Hort ex Regel | Virgin Islands, U.S. | E. L. Little Jr. | 21521 | NY | N/A | 01402447 | yes |
| Yucca aloifolia L. | Haiti | E. C. Leonard | 4917 | NY | N/A | 1402430 | yes |
| Yucca arkansana Trel. | United States | D. E. Atha | 12682 | NY | N/A | 02111182 | yes |
| Yucca elata (Engelm.) Engelm. | United States | D. E. Atha | 606 | NY | N/A | 42390 | no |
| Yucca whipplei Torr. | United States | J. T. Rothrock | 135 | NY | N/A | 688491 | yes |
| Yucca whipplei Torr. | United States | C. C. Parry | 391 | NY | N/A | 688490 | yes |
| Yucca whipplei Torr. | United States | A. C. V. Schott | s.n. | NY | N/A | 688489 | yes |
| Yucca whipplei Torr. | United States | F. J. Lindheimer | s.n. | NY | N/A | 688476 | yes |
| Yucca neomexicana Wooton & Standl. | United States | P. C. Standley | 6208 | NY | N/A | 688484 | yes |
| Yucca thompsoniana Trel. | United States | J. M. Bigelow | s.n. | NY | N/A | 688485 | yes |
| Yucca parviflora Torr. | United States | C. Wright | 1908 | NY | N/A | 60034 | yes |
| Yucca parviflora Torr. | United States | J. M. Bigelow | s.n. | NY | N/A | 60033 | yes |
| Yucca rupicola rigida Engelm. | Mexico | J. Gregg | s.n. | NY | N/A | 688482 | yes |
| Yucca elephantipes Regel | Unknown or unspecified country | | s.n. | K | Spirit Collection | 18823.000 | no |
| Yucca glauca Nutt. | Unknown or unspecified country | | s.n. | K | Spirit Collection | 8001.000 | no |
| Yucca radiosa Trelease | Unknown or unspecified country | | s.n. | K | Spirit Collection | 13903.005 | no |
| Yucca | Unknown or unspecified country | | s.n. | K | Spirit Collection | 34611.000 | no |
| Yucca whipplei Torr. | Unknown or unspecified country | | s.n. | K | Spirit Collection | 25980.000 | no |
| Yucca polyphylla Baker | Unknown or unspecified country | Saunders | 1365 | K | Herbarium | K001096504 | yes |
| Yucca periculosa Baker | Unknown or unspecified country | Saunders | 1367 | K | Herbarium | K001096505 | yes |
| Yucca hanburyi Baker | Unknown or unspecified country | Hanbury | s.n. | K | Herbarium | K001096506 | yes |
| Yucca whipplei Torr. | Unknown or unspecified country | s.coll. | s.n. | K | Herbarium | K001096507 | yes |
| Yucca whipplei Torr. | Unknown or unspecified country | s.coll. | s.n. | K | Herbarium | K001096508 | yes |
| Yucca tortulata Baker | Unknown or unspecified country | Saunders | s.n. | K | Herbarium | K001096509 | yes |
| Yucca semicylindrica Baker | Unknown or unspecified country | Saunders | 1385 | K | Herbarium | K001096510 | yes |
| Yucca ensifolia Baker | Unknown or unspecified country | Saunders | 1382 | K | Herbarium | K001096517 | yes |
| Yucca boerhavii Baker | Unknown or unspecified country | Saunders | 1385 | K | Herbarium | K001096518 | yes |
| Yucca filifera Chabaud | Unknown or unspecified country | s.coll. | s.n. | K | Herbarium | K001096519 | yes |
| Yucca filifera Chabaud | Unknown or unspecified country | s.coll. | s.n. | K | Herbarium | K001096520 | yes |
| Yucca ellacombei Baker | Unknown or unspecified country | Ellacombe, C.H.N. | 317 | K | Herbarium | K001096521 | yes |
| Yucca de-smetiana Baker | Unknown or unspecified country | Saunders | 1376 | K | Herbarium | K001096522 | yes |
| Yucca scabrifolia Baker | Unknown or unspecified country | Moore, P. | 11 | K | Herbarium | K001096511 | yes |
| Yucca scabrifolia Baker | Unknown or unspecified country | Moore, P. | 1362 | K | Herbarium | K001096512 | yes |
| Yucca rupicola Scheele | Unknown or unspecified country | Ellacombe, C.H.N. | s.n. | K | Herbarium | K001096513 | yes |
| Yucca rupicola Scheele | Unknown or unspecified country | Ellacombe, C.H.N. | s.n. | K | Herbarium | K001096514 | yes |
| Yucca guatemalensis Baker | Unknown or unspecified country | s.coll. | s.n. | K | Herbarium | K001096515 | yes |
| Yucca fragilifolia Baker | Unknown or unspecified country | Saunders | 1366 | K | Herbarium | K001096516 | yes |
| Yucca circinata Baker | Unknown or unspecified country | Saunders | 1364 | K | Herbarium | K001096523 | yes |
| Yucca gloriosa acuminata (Sweet) Voss in Vilm. | Portugal | M. C. Liberato | 496 | RB | RB | RB00482152 | yes |
| Yucca | Brazil | A. Costa | 331 | RB | RB | RB00468996 | yes |
| Yucca rupicola Scheele | United States | Lindheimer, F. | 709 | K | Herbarium | K000644187 | yes |
| Yucca whipplei Torr. | Unknown or unspecified country | Bigelow, J.M. | s.n. | K | Herbarium | K000644189 | yes |
| Yucca rupicola Scheele | Unknown or unspecified country | Wright, C. | 1909 | K | Herbarium | K000644188 | yes |
| Yucca whipplei Torr. | Unknown or unspecified country | Bigelow, J.M. | s.n. | K | Herbarium | K000644190 | yes |
| Yucca neomexicana Wooton & Standl. | Unknown or unspecified country | Standley, P.C. | 6208 | K | Herbarium | K000644191 | yes |
| Yucca baccata Torr. | Unknown or unspecified country | Fendler, A. | 849 | K | Herbarium | K000644192 | yes |
| Yucca brevifolia Engelm. | United States | Parry | s.n. | MO | Tropicos | 1782804 | yes |
| Yucca schottii Engelm. | United States | George Engelmann | s.n. | MO | Tropicos | 1792733 | yes |
| Yucca circinata Baker | Unknown or unspecified country | J.G. Baker | s.n. | MO | Tropicos | 1793569 | yes |
| Yucca L. | Ecuador | Carlos Ceron | 15167 | MO | Tropicos | 1698594 | no |
| Yucca baccata Torr. | Mexico | E. Matuda & I. Piña L. | 38784 | MO | Tropicos | 1756244 | no |
| Yucca mixtecana García-Mend. | Mexico | Abisai García-Mendoza & F. Martínez | 6042 | MO | Tropicos | 1756349 | no |
| Yucca periculosa Baker | Mexico | Enrique Ortíz-Bermudez | 314 | MO | Tropicos | 1756638 | no |
| Yucca freemanii Shinners | United States | Freeman | s.n. | MO | Tropicos | 1780896 | yes |
| Yucca periculosa Baker | Mexico | J.G. Baker | s.n. | MO | Tropicos | 1780895 | yes |
| Yucca baccata Torr. | United States | Anonymous | s.n. | MO | Tropicos | 1781207 | yes |
| Yucca rostrata Engelm. ex Trel. | United States | Mary Merello, H.H. Schmidt, J. Myers, M. Mouse & D. Duck | 516 | MO | Tropicos | 614231 | no |
| Yucca guatemalensis Baker | Nicaragua | W. Robleto T. | 420 | MO | Tropicos | 614767 | no |
| Yucca guatemalensis Baker | Nicaragua | M. Araquistain & P.P. Moreno | 2034 | MO | Tropicos | 614873 | yes |
| Yucca constricta Buckley | United States | Chris Sherman, R.D. Noyes & Alan Brant | 223 | MO | Tropicos | 615286 | no |
| Yucca L. | United States | James C. Solomon | 366 | MO | Tropicos | 615313 | no |
| Yucca campestris McKelvey | United States | Chris Sherman, R.D. Noyes & Alan Brant | 84 | MO | Tropicos | 615309 | no |
| Yucca elata (Engelm.) Engelm. | United States | Chris Sherman, R.D. Noyes & Alan Brant | 251 | MO | Tropicos | 615325 | no |
| Yucca L. | United States | James C. Solomon | 367 | MO | Tropicos | 615321 | no |
| Yucca arizonica McKelvey | United States | Mary Merello, David Brunner & Janine Adams | 187 | MO | Tropicos | 615504 | no |
| Yucca schidigera Ortgies | United States | Mary Merello & David Brunner | 212 | MO | Tropicos | 615511 | no |
| Yucca glauca Nutt. | United States | James S. Miller, M. Merello & H.H. Schmidt | 6876 | MO | Tropicos | 615567 | no |
| Yucca baccata Torr. | United States | Jon Ricketson | 4567 | MO | Tropicos | 615587 | no |
| Yucca australis (Engelm.) Trel. | United States | Jon Ricketson | 4710 | MO | Tropicos | 615580 | no |
| Yucca aloifolia L. | United States | Jon Ricketson | 4749 | MO | Tropicos | 615573 | no |
| Yucca gloriosa L. | United States | Jon Ricketson & Heidi Schmidt | 4823 | MO | Tropicos | 615601 | no |
| Yucca brevifolia Engelm. | United States | Jon Ricketson | 4670 | MO | Tropicos | 615594 | no |
| Yucca guatemalensis Baker | United States | Jon Ricketson & Heidi Schmidt | 4877 | MO | Tropicos | 615615 | no |
| Yucca gloriosa L. | United States | Jon Ricketson & Heidi Schmidt | 4847 | MO | Tropicos | 615608 | no |
| Yucca L. | Bolivia, Plurinational State of | James C. Solomon | 18503 | MO | Tropicos | 615635 | no |
| Yucca valida Brandegee | United States | Jon Ricketson | 4697 | MO | Tropicos | 615622 | no |
| Yucca whipplei Torr. | Mexico | James S. Miller, M. Merello & A. Pool | 7389 | MO | Tropicos | 615644 | no |
| Yucca L. | Ecuador | Carlos Cerón | 13305 | MO | Tropicos | 615666 | no |
| Yucca L. | Ecuador | Carlos Cerón | 13297 | MO | Tropicos | 615660 | no |
| Yucca treculeana Carrière | United States | James S. Miller & A.E. Brant | 4792 | MO | Tropicos | 615791 | no |
| Yucca carnerosana (Trel.) McKelvey | United States | James S. Miller | 7042 | MO | Tropicos | 615805 | no |
| Yucca elata (Engelm.) Engelm. | United States | James S. Miller, D. Brunner & M. Merello | 7735 | MO | Tropicos | 616055 | no |
| Yucca filamentosa L. | United States | John Myers & James S. Miller | 7 | MO | Tropicos | 616569 | no |
| Yucca smalliana Fernald | United States | Dunn, David B. | 12581 | MO | Tropicos | 1690172 | no |
| Yucca glauca Nutt. | United States | Conrad, Melvin L. | 4650 | MO | Tropicos | 1690202 | no |
| Yucca flaccida Haw. | United States | Spellman, David L. | S-333 | MO | Tropicos | 1690194 | no |
| Yucca aloifolia L. | Mexico | Geo. F. Gaumer & Sons | 2390 | MO | Tropicos | 1561588 | no |
| Yucca lacandonica Gómez Pompa & J. Valdés | United States | Gerrit Davidse & John MacDougal | 37920 | MO | Tropicos | 1592693 | yes |
| Yucca flaccida Haw. | United States | Ryan, J. | 1521 | MO | Tropicos | 1644245 | no |
| Yucca L. | United States | John Myers | 1584 | MO | Tropicos | 1505877 | no |
| Yucca mixtecana García-Mend. | Mexico | A. García-Mendoza, A. Gutíerrez y S. Franco | 6198 | MO | Tropicos | 1559030 | yes |
| Yucca lacandonica Gómez Pompa & J. Valdés | Belize | Gerrit Davidse | 36426A | MO | Tropicos | 1560641 | yes |
| Yucca guatemalensis Baker | Guatemala | W. Trelease | s.n. | MO | Tropicos | 1560676 | no |
| Yucca guatemalensis Baker | Guatemala | Trelease | s.n. | MO | Tropicos | 1560675 | no |
| Yucca guatemalensis Baker | Guatemala | W. Trelease | s.n. | MO | Tropicos | 1560674 | no |
| Yucca guatemalensis Baker | Belize | Trelease | s.n. | MO | Tropicos | 1560673 | no |
| Yucca guatemalensis Baker | Guatemala | Trelease | s.n. | MO | Tropicos | 1560672 | no |
| Yucca guatemalensis Baker | Guatemala | Juan José Castillo & Armín Castillo | 2840 | MO | Tropicos | 1560671 | no |
| Yucca L. | Ecuador | Wellington Montenegro & Grupo-Post Grado MO-QCNE | 2 | MO | Tropicos | 1557657 | no |
| Yucca aloifolia L. | United States | Duncan, Wilbur H. | 20208 | MO | Tropicos | 1672082 | no |
| Yucca aloifolia L. | United States | Dunn, D.B. | UMO 51080 | MO | Tropicos | 1672070 | no |
| Yucca baccata Torr. | United States | Dunn, D.B. | 3085 | MO | Tropicos | 1672113 | no |
| Yucca angustifolia Pursh | United States | St. John, Mrs. O. | UMO 21018 | MO | Tropicos | 1672093 | no |
| Yucca brevifolia Engelm. | United States | Kenney, P., M.Conrad & D.B.Dunn | 251 | MO | Tropicos | 1672148 | no |
| Yucca baccata Torr. | United States | Morris, K., D.B.Dunn & M.Conrad | 183A | MO | Tropicos | 1672137 | no |
| Yucca baccata Torr. | United States | Dunn, D.B. & Lint | 4514 | MO | Tropicos | 1672126 | no |
| Yucca brevifolia Engelm. | United States | Train, Percy | UMO 32094 | MO | Tropicos | 1672185 | no |
| Yucca brevifolia Engelm. | United States | Nash, McGill, Hensel, Lehto, Pinkava | 10177 | MO | Tropicos | 1672173 | no |
| Yucca brevifolia Engelm. | United States | Kenney, P., D.LeDoux & D.B.Dunn | 258A | MO | Tropicos | 1672160 | no |
| Yucca baccata Torr. | United States | Cox, B.J. & D.B. Dunn | 1326 | MO | Tropicos | 1672219 | no |
| Yucca baccata Torr. | United States | Morris, K., D.B.Dunn & M.Conrad | 183B | MO | Tropicos | 1672206 | no |
| Yucca constricta Buckley | United States | Stewart, Bruce G. | 5 | MO | Tropicos | 1672188 | no |
| Yucca baccata Torr. | United States | Dunn, D.B. | 7819 | MO | Tropicos | 1672241 | no |
| Yucca baccata Torr. | United States | Dunn, D.B. | 16138 | MO | Tropicos | 1672231 | no |
| Yucca baccata Torr. | United States | Dunn, D.B. | 3052 | MO | Tropicos | 1672278 | no |
| Yucca baccata Torr. | United States | Dunn, D.B. & P. Levine | 3486 | MO | Tropicos | 1672268 | no |
| Yucca baccata Torr. | United States | Clokey, I.W. & E.G. Anderson | 7054 | MO | Tropicos | 1672257 | no |
| Yucca elata (Engelm.) Engelm. | United States | Dunn,D.B. | 3387A | MO | Tropicos | 1672310 | no |
| Yucca baccata Torr. | United States | Fleak, S., B.J. Cox & D.B. Dunn | 1647 | MO | Tropicos | 1672293 | no |
| Yucca filamentosa L. | United States | Duncan, Wilbur H. | 20591 | MO | Tropicos | 1672344 | no |
| Yucca elata (Engelm.) Engelm. | United States | Dunn, D.B. | 3141 | MO | Tropicos | 1672331 | no |
| Yucca elata (Engelm.) Engelm. | United States | Dunn, D.B. | 3106 | MO | Tropicos | 1672327 | no |
| Yucca glauca Nutt. | United States | Dunn, D.B. | 14369 | MO | Tropicos | 1672374 | no |
| Yucca filamentosa L. | United States | Rhoads, K. | 142 | MO | Tropicos | 1672356 | no |
| Yucca glauca Nutt. | United States | Palmer, E.J. | 18975 | MO | Tropicos | 1672409 | no |
| Yucca arkansana Trel. | United States | Steyermark, J.A. | 80699 | MO | Tropicos | 1672399 | no |
| Yucca glauca Nutt. | United States | Gates, Frank C. | 12859 | MO | Tropicos | 1672385 | no |
| Yucca glauca Nutt. | United States | Cox, B.J., D.B.Dunn & W. Harmon | 630 | MO | Tropicos | 1672444 | no |
| Yucca glauca Nutt. | United States | Dunn, D.B. & B.J. Cox | 16314 | MO | Tropicos | 1672434 | no |
| Yucca glauca Nutt. | United States | Dunn, D.B. & B.J.Cox | 16287 | MO | Tropicos | 1672420 | no |
| Yucca harrimaniae Trel. | United States | Dunn, D.B. | 14268 | MO | Tropicos | 1672473 | no |
| Yucca harrimaniae Trel. | United States | Dunn, D.B., B.J.Cox & S.Fleak | 16964 | MO | Tropicos | 1672462 | no |
| Yucca glauca Nutt. | United States | Cox,B.J. & D.B.Dunn | 1364 | MO | Tropicos | 1672457 | no |
| Yucca angustissima kanabensis (McKelvey) Reveal | United States | Foster, R. & D.Foster | 4117 | MO | Tropicos | 1672503 | no |
| Yucca louisianensis Trel. | United States | Brown, Darrell R. | 111 | MO | Tropicos | 1672493 | no |
| Yucca flaccida Haw. | United States | Dunn, D.B. | 1306 | MO | Tropicos | 1673167 | no |
| Yucca schidigera Ortgies | United States | Evans, A.K. | 5134 | MO | Tropicos | 1673158 | no |
| Yucca baileyi var. baileyi | United States | LeDoux, D., D.B. Dunn & P. Kenney | 725 | MO | Tropicos | 1673205 | no |
| Yucca flaccida Haw. | United States | Dunn, D.B. | UMO 49694 | MO | Tropicos | 1673193 | no |
| Yucca flaccida Haw. | United States | Conrad, M.L. & J.E. Dimit | 8768 | MO | Tropicos | 1673181 | no |
| Yucca torreyi Shafer | United States | Fleak, S. & D.B.Dunn | 1117 | MO | Tropicos | 1673240 | no |
| Yucca baileyi var. baileyi | United States | LeDoux, D., D.B.Dunn & P.Kenney | 725 | MO | Tropicos | 1673228 | no |
| Yucca baileyi var. baileyi | United States | Scheideman, L. | 133 | MO | Tropicos | 1673217 | no |
| Yucca whipplei Torr. | United States | Dunn, D.B. | UMO 40280 | MO | Tropicos | 1673265 | no |
| Yucca whipplei Torr. | United States | Kenney, P., D.LeDoux & D.B.Dunn | 492 | MO | Tropicos | 1673253 | no |
| Yucca L. | United States | Dunn, D.B. | 3148A | MO | Tropicos | 1673286 | no |
| Yucca filamentosa L. | United States | A.H. Curtiss | 2950 | MO | Tropicos | 1920906 | yes |
| Yucca reverchonii Trel. | United States | J. Reverchon | 4030 | MO | Tropicos | 1920905 | yes |
| Yucca neomexicana Wooton & Standl. | United States | Paul C. Standley | 6208 | MO | Tropicos | 1920911 | yes |
| Yucca rigida (Engelm.) Trel. | Mexico | F.E. Lloyd | 77 | MO | Tropicos | 1920919 | yes |
| Yucca rostrata Engelm. ex Trel. | Mexico | R. Endlich | 1161 | MO | Tropicos | 1921236 | yes |
| Yucca linearifolia Clary | Mexico | F. Lyle Wynd & C.H. Mueller | 47 | MO | Tropicos | 2005182 | no |
| Yucca treculeana Carrière | Mexico | E. Matuda & Sus. Colaboradores | 38556 | MO | Tropicos | 2005186 | no |
| Yucca periculosa Baker | Mexico | Refugio Cedillo Trigos, David Lorence & Abisaí García M. | 792 | MO | Tropicos | 2005183 | no |
| Yucca whipplei Torr. | Mexico | R.L. Dressler | 464 | MO | Tropicos | 2005261 | no |
| Yucca filifera Chabaud | Mexico | Trelease | 430 | MO | Tropicos | 2005266 | no |
| Yucca carnerosana (Trel.) McKelvey | Mexico | Lyrtes H. Dewey | 578 | MO | Tropicos | 2005244 | no |
| Yucca decipiens Trel. | Mexico | Trelease | s.n. | MO | Tropicos | 2005325 | no |
| Yucca filifera Chabaud | Mexico | E. Matuda & Sus Colaboradores | 38554 | MO | Tropicos | 2005329 | no |
| Yucca jaliscensis (Trel.) Trel. | Mexico | M. Huerta M., M. Cházaro B., R. Acevedo & L. Vázquez | 209 | MO | Tropicos | 2005342 | no |
| Yucca valida Brandegee | Mexico | Robert L. Dressler | 643 | MO | Tropicos | 2005485 | no |
| Yucca carnerosana (Trel.) McKelvey | Mexico | Dr. Edward Palmer | s.n. | MO | Tropicos | 2005548 | no |
| Yucca periculosa Baker | Mexico | Abisaí García M., P. Tenorio & A. Salinas | 2419 | MO | Tropicos | 2005558 | no |
| Yucca treculeana Carrière | Mexico | Trelease | s.n. | MO | Tropicos | 2005562 | no |
| Yucca jaliscensis (Trel.) Trel. | Mexico | Trelease | s.n. | MO | Tropicos | 2005635 | no |
| Yucca treculeana Carrière | Mexico | F. Lyle Wynd & C.H. Mueller | 67 | MO | Tropicos | 2005639 | no |
| Yucca torreyi Shafer | Mexico | E. Matuda & Sus Colaboradores | 38560 | MO | Tropicos | 2005637 | no |
| Yucca filifera Chabaud | Mexico | Trelease | 155 | MO | Tropicos | 2005711 | no |
| Yucca endlichiana Trel. | Mexico | M.C. Johnston, T.L. Wendt & F. Chiang C. | 11721 | MO | Tropicos | 2005706 | no |
| Yucca filifera Chabaud | Mexico | Abisaí García Mendoza, A. Gutíerrez, A. Castañeda & A. Téllez | 6639 | MO | Tropicos | 2005707 | no |
| Yucca decipiens Trel. | Mexico | Carlos Luis Díaz Luna | 18609 | MO | Tropicos | 2005777 | no |
| Yucca rostrata Engelm. ex Trel. | Mexico | Dr. E. Matuda & I. Piña L. | 38787 | MO | Tropicos | 2005788 | no |
| Yucca carnerosana (Trel.) McKelvey | Mexico | E. Matuda & Sus Colaboradores | 38555 | MO | Tropicos | 2005801 | no |
| Yucca L. | Mexico | P.S. Martin, R. Corral, G. Ferguson, R. Duncan, J. Salmon & W. Lyons | s.n. | MO | Tropicos | 2005857 | no |
| Yucca filifera Chabaud | Mexico | Dr. Eschauzier | s.n. | MO | Tropicos | 2005862 | no |
| Yucca jaliscensis (Trel.) Trel. | Mexico | Trelease | s.n. | MO | Tropicos | 2005863 | no |
| Yucca rostrata Engelm. ex Trel. | Mexico | Trelease | s.n. | MO | Tropicos | 2005941 | no |
| Yucca jaliscensis (Trel.) Trel. | Mexico | C.G. Pringle | 4392 | MO | Tropicos | 2006017 | no |
| Yucca filifera Chabaud | Mexico | R. Galván | 1167 | MO | Tropicos | 2006090 | no |
| Yucca elata (Engelm.) Engelm. | Mexico | Richard S. Felger & Ruben Layne Ruiz | 93-481 | MO | Tropicos | 2006161 | no |
| Yucca filifera Chabaud | Mexico | Eschauzier | s.n. | MO | Tropicos | 2006167 | no |
| Yucca carnerosana (Trel.) McKelvey | Mexico | Trelease | 167 | MO | Tropicos | 2000388 | no |
| Yucca rostrata Engelm. ex Trel. | Mexico | C.A. Purpus | s.n. | MO | Tropicos | 2005126 | no |
| Yucca carnerosana (Trel.) McKelvey | Mexico | Lloyd | 2 | MO | Tropicos | 2005124 | no |
| Yucca periculosa Baker | Mexico | F. González Medrano, A. Valiente & R. Medina L. | 12420 | MO | Tropicos | 2026391 | no |
| Yucca treculeana Carrière | United States | J. Stone, G. Gust & Bingo | 4127 | MO | Tropicos | 1967990 | no |
| Yucca baccata Torr. | United States | J. Stone, G. Gust & Bingo | 3731 | MO | Tropicos | 1903319 | no |
| Yucca glauca Nutt. | United States | J. Stone, G. Gust & Bingo | 3920 | MO | Tropicos | 1900751 | no |
| Yucca elata (Engelm.) Engelm. | United States | E. Palmer | 201 | MO | Tropicos | 1929719 | yes |
| Yucca rupicola edentata Trel. | United States | J. Reverchon | 968 | MO | Tropicos | 1929033 | yes |
| Yucca linearifolia Clary | Mexico | C.A. Purpus | s.n. | MO | Tropicos | 1928986 | yes |
| Yucca elata (Engelm.) Engelm. | Mexico | E. Matuda & I. Piña L. | 38790 | MO | Tropicos | 1928987 | yes |
| Yucca thompsoniana Trel. | Mexico | Bigelow | s.n. | MO | Tropicos | 1928990 | yes |
| Yucca rostrata Engelm. ex Trel. | Mexico | E. Palmer | s.n. | MO | Tropicos | 1929015 | yes |
| Yucca elephantipes Regel | Mexico | | s.n. | MO | Tropicos | 2010452 | no |
| Yucca rigida (Engelm.) Trel. | Mexico | Dr. E. Matuda & I. Piña L. | 38793 | MO | Tropicos | 2010666 | no |
| Yucca elata (Engelm.) Engelm. | Mexico | Trelease | 400 | MO | Tropicos | 2010925 | no |
| Yucca rigida (Engelm.) Trel. | Mexico | Dr. E. Matuda & I. Piña L. | 38793 | MO | Tropicos | 2011423 | no |
| Yucca elata (Engelm.) Engelm. | Mexico | Robert M. Stewart | 362 | MO | Tropicos | 2011639 | no |
| Yucca elephantipes Regel | Mexico | N. Nee & K. Taylor | 28773 | MO | Tropicos | 2011943 | no |
| Yucca elata (Engelm.) Engelm. | Mexico | Dr. E. Matuda & I. Piña L. | 38788 | MO | Tropicos | 2012230 | no |
| Yucca carnerosana (Trel.) McKelvey | Mexico | Dr. R. Endlich | s.n. | MO | Tropicos | 2006239 | no |
| Yucca filifera Chabaud | Mexico | | 430 | MO | Tropicos | 2006245 | no |
| Yucca treculeana Carrière | Mexico | Trelease | s.n. | MO | Tropicos | 2006250 | no |
| Yucca periculosa Baker | Mexico | F. González Medrano, V. Jaramillo, P. Dávila & J.L. Villaseñor | 637 | MO | Tropicos | 2006324 | no |
| Yucca schidigera Ortgies | Mexico | Dr. E. Matuda | 38709 | MO | Tropicos | 2006334 | no |
| Yucca aloifolia L. | Mexico | Ynes Mexia | 668 | MO | Tropicos | 2006391 | no |
| Yucca linearifolia Clary | Mexico | K.H. Clary, J. Clary & T. Patterson | 375 | MO | Tropicos | 2006416 | no |
| Yucca filifera Chabaud | Mexico | Dr. E. Palmer | s.n. | MO | Tropicos | 2006552 | yes |
| Yucca decipiens Trel. | Mexico | Trelease | s.n. | MO | Tropicos | 2006623 | no |
| Yucca torreyi Shafer | Mexico | E. Matuda & Sus Colaboradores | 38561 | MO | Tropicos | 2006631 | no |
| Yucca faxoniana Sarg. | Mexico | E. Matuda & Sus Colaboradores | 38552 | MO | Tropicos | 2006698 | no |
| Yucca rostrata Engelm. ex Trel. | Mexico | Trelease | s.n. | MO | Tropicos | 2006706 | no |
| Yucca jaliscensis (Trel.) Trel. | Mexico | Marcus E. Jones | s.n. | MO | Tropicos | 2006704 | no |
| Yucca whipplei Torr. | Mexico | R.L. Dressler | 679 | MO | Tropicos | 2006783 | no |
| Yucca elata (Engelm.) Engelm. | Mexico | Trelease | 399 | MO | Tropicos | 2006842 | no |
| Yucca filifera Chabaud | Mexico | C.C. Parry & Ed. Palmer | 883 1/2 | MO | Tropicos | 2006848 | yes |
| Yucca rostrata Engelm. ex Trel. | Mexico | E. Martinez O. | 428 | MO | Tropicos | 2006851 | no |
| Yucca L. | Mexico | Profr. E. Matuda & Sus Colaboradores | 38563 | MO | Tropicos | 2006937 | no |
| Yucca carnerosana (Trel.) McKelvey | Mexico | Dr. Eschauzier | 2 | MO | Tropicos | 2006921 | no |
| Yucca rostrata Engelm. ex Trel. | Mexico | E. Martinez O. | 447 | MO | Tropicos | 2007080 | no |
| Yucca treculeana Carrière | Mexico | J.I. Calzada & F. Lozano | 2494 | MO | Tropicos | 2007086 | no |
| Yucca L. | Mexico | Marcus E. Jones | 451 | MO | Tropicos | 2007221 | no |
| Yucca filifera Chabaud | Mexico | Dr. Endlich | 5 | MO | Tropicos | 2007173 | no |
| Yucca schottii Engelm. | Mexico | C.H. Townsend & C.M. Barber | 41 | MO | Tropicos | 2007232 | no |
| Yucca rostrata Engelm. ex Trel. | Mexico | Trelease | s.n. | MO | Tropicos | 2007233 | no |
| Yucca periculosa Baker | Mexico | H. Schenck | 82 | MO | Tropicos | 2007231 | no |
| Yucca carnerosana (Trel.) McKelvey | Mexico | Trelease | s.n. | MO | Tropicos | 2007301 | no |
| Yucca endlichiana Trel. | Mexico | James Henrickson, D. Riskind, R. Engard & T. Daniel | 16168 | MO | Tropicos | 2007302 | no |
| Yucca filifera Chabaud | Mexico | Wm. M. Canby | s.n. | MO | Tropicos | 2007307 | no |
| Yucca torreyi Shafer | Mexico | E. Matuda & Sus Colaboradores | 38562 | MO | Tropicos | 2007310 | no |
| Yucca whipplei Torr. | Mexico | E. Matuda | 38710 | MO | Tropicos | 2007315 | no |
| Yucca elata (Engelm.) Engelm. | Mexico | Elmer Stearns | s.n. | MO | Tropicos | 2007372 | no |
| Yucca madrensis Gentry | Mexico | Dr. E. Matuda | 38785 | MO | Tropicos | 2007537 | no |
| Yucca periculosa Baker | Mexico | Trelease | s.n. | MO | Tropicos | 2007538 | no |
| Yucca filifera Chabaud | Mexico | Dr. R. Endlich | 4 | MO | Tropicos | 2007535 | no |
| Yucca filifera Chabaud | Mexico | Mahinda Martinez | 1258 | MO | Tropicos | 2007609 | no |
| Yucca filifera Chabaud | Mexico | C.G. Pringle | 1954 | MO | Tropicos | 2007611 | no |
| Yucca decipiens Trel. | Mexico | Dewey | 1 | MO | Tropicos | 2007678 | no |
| Yucca decipiens Trel. | Mexico | Trelease | 395 | MO | Tropicos | 2007679 | no |
| Yucca periculosa Baker | Mexico | R. Torres C. | 4169 | MO | Tropicos | 2007685 | no |
| Yucca periculosa Baker | Mexico | Trelease | s.n. | MO | Tropicos | 2007686 | no |
| Yucca treculeana Carrière | Mexico | Fred A. Barkley & Joseph T. Painter | 14479A | MO | Tropicos | 2007689 | no |
| Yucca rostrata Engelm. ex Trel. | Mexico | Trelease | s.n. | MO | Tropicos | 2007688 | no |
| Yucca rostrata Engelm. ex Trel. | Mexico | E. Matuda & I. Piña L. | 38789 | MO | Tropicos | 2007765 | no |
| Yucca L. | Mexico | Mary Taylor Edwards | 321 | MO | Tropicos | 2007833 | no |
| Yucca decipiens Trel. | Mexico | Wm. Trelease | s.n. | MO | Tropicos | 2007837 | no |
| Yucca treculeana Carrière | Mexico | Trelease | s.n. | MO | Tropicos | 2007851 | no |
| Yucca rostrata Engelm. ex Trel. | Mexico | Dr. E. Matuda & I. Piña L. | 38787 | MO | Tropicos | 2007856 | no |
| Yucca schottii Engelm. | Mexico | C.H. Townsend & C.M. Barber | 41 | MO | Tropicos | 2007920 | no |
| Yucca valida Brandegee | Mexico | Marcus E. Jones | 27574 | MO | Tropicos | 2007924 | no |
| Yucca madrensis Gentry | Mexico | Dr. E. Matuda & I. Piña L. | 38785 | MO | Tropicos | 2007994 | no |
| Yucca filifera Chabaud | Mexico | Trelease | 156 | MO | Tropicos | 2008007 | no |
| Yucca decipiens Trel. | Mexico | Trelease | 395 | MO | Tropicos | 2008064 | no |
| Yucca periculosa Baker | Mexico | Endlich | 1986 | MO | Tropicos | 2008071 | no |
| Yucca filifera Chabaud | Mexico | Dr. J. Gregg | 802 | MO | Tropicos | 2008164 | yes |
| Yucca decipiens Trel. | Mexico | Wm Trelease | s.n. | MO | Tropicos | 2008141 | no |
| Yucca treculeana succulenta McKelvey | Mexico | Fco. González Medrano & A. Valiente Banuet | 12202 | MO | Tropicos | 2008152 | no |
| Yucca jaliscensis (Trel.) Trel. | Mexico | Rolando Ramirez R., O. Tellez V. & G. Flores F. | 526 | MO | Tropicos | 2008220 | no |
| Yucca rostrata Engelm. ex Trel. | Mexico | E.W. Nelson | 6231 | MO | Tropicos | 2008221 | no |
| Yucca treculeana Carrière | Mexico | Kastelic | s.n. | MO | Tropicos | 2008225 | no |
| Yucca rigida (Engelm.) Trel. | Mexico | Profr. E Matuda & Sus Colaboradores | 38564 | MO | Tropicos | 2012389 | no |
| Yucca elephantipes Regel | Mexico | Dr. Edward Palmer | 351 | MO | Tropicos | 2012456 | no |
| Yucca elephantipes Regel | Mexico | Trelease | s.n. | MO | Tropicos | 2012735 | no |
| Yucca treculeana Carrière | Mexico | Trelease | s.n. | MO | Tropicos | 2012868 | no |
| Yucca treculeana Carrière | Mexico | Trelease | s.n. | MO | Tropicos | 2012965 | no |
| Yucca treculeana Carrière | Mexico | Anonymous | 5 | MO | Tropicos | 2009466 | no |
| Yucca rigida (Engelm.) Trel. | Mexico | Profr E Matuda & Sus Colaboradores | 38558 | MO | Tropicos | 2009528 | no |
| Yucca treculeana Carrière | Mexico | Anonymous | 2 | MO | Tropicos | 2009718 | no |
| Yucca rigida (Engelm.) Trel. | Mexico | M.C. Johnston, T.L. Wendt & F. Chiang C. | 11507 | MO | Tropicos | 2009747 | no |
| Yucca treculeana Carrière | Mexico | Anonymous | 3 | MO | Tropicos | 2009862 | no |
| Yucca elephantipes Regel | Mexico | J.M. Sánchez L. | 366 | MO | Tropicos | 2010019 | no |
| Yucca rigida (Engelm.) Trel. | Mexico | Trelease | 396 | MO | Tropicos | 2010009 | no |
| Yucca treculeana Carrière | Mexico | Trelease | s.n. | MO | Tropicos | 2008230 | no |
| Yucca periculosa Baker | Mexico | C.A. Purpus | 3946 | MO | Tropicos | 2008243 | no |
| Yucca rostrata Engelm. ex Trel. | Mexico | Trelease | s.n. | MO | Tropicos | 2008305 | no |
| Yucca filifera Chabaud | Mexico | F.G. Medrano et al. | 8066 | MO | Tropicos | 2008376 | no |
| Yucca schottii Engelm. | Mexico | Endlich | s.n. | MO | Tropicos | 2008380 | no |
| Yucca decipiens Trel. | Mexico | Trelease | s.n. | MO | Tropicos | 2008447 | no |
| Yucca treculeana Carrière | Mexico | E. Matuda & Sus Colaboradores | 38553 | MO | Tropicos | 2008461 | no |
| Yucca periculosa Baker | Mexico | F. Gonzalez M., V. Jaramillo, P. Davila & J.L. Villasenor | F-723 | MO | Tropicos | 2008555 | no |
| Yucca carnerosana (Trel.) McKelvey | Mexico | Lloyd | 35 | MO | Tropicos | 2008524 | no |
| Yucca rostrata Engelm. ex Trel. | Mexico | F. Lyle Wynd & C.H. Mueller | 257 | MO | Tropicos | 2008535 | no |
| Yucca rostrata Engelm. ex Trel. | Mexico | Dr. E. Matuda & I. Piña L. | 38789 | MO | Tropicos | 2008536 | no |
| Yucca endlichiana Trel. | Mexico | Dr. Endlich | s.n. | MO | Tropicos | 2008605 | no |
| Yucca whipplei Torr. | Mexico | Richard S. Felger & Mark A. Dimmitt | 85-719 | MO | Tropicos | 2008616 | no |
| Yucca decipiens Trel. | Mexico | Trelease | s.n. | MO | Tropicos | 2008675 | no |
| Yucca treculeana Carrière | Mexico | Trelease | s.n. | MO | Tropicos | 2008685 | no |
| Yucca rostrata Engelm. ex Trel. | Mexico | Trelease | s.n. | MO | Tropicos | 2008684 | no |
| Yucca valida Brandegee | Mexico | Anonymous | 1020 | MO | Tropicos | 2008688 | no |
| Yucca carnerosana (Trel.) McKelvey | Mexico | Lloyd | s.n. | MO | Tropicos | 2008820 | no |
| Yucca treculeana succulenta McKelvey | Mexico | Fco. González Medrano & A. Valiente Banuet | 12202 | MO | Tropicos | 2008763 | no |
| Yucca valida Brandegee | Mexico | Marcus E. Jones | s.n. | MO | Tropicos | 2008990 | no |
| Yucca L. | Mexico | J.N. Rose, Jos. H. Painter & J.S. Rose | 8981 | MO | Tropicos | 2008974 | no |
| Yucca filifera Chabaud | Mexico | Trelease | 429 | MO | Tropicos | 2008982 | no |
| Yucca rostrata Engelm. ex Trel. | Mexico | E.W. Nelson | 6231 | MO | Tropicos | 2008987 | no |
| Yucca jaliscensis (Trel.) Trel. | Mexico | Javier Gonzales V. | 50 | MO | Tropicos | 2143937 | no |
| Yucca lacandonica Gómez Pompa & J. Valdés | Mexico | Rafael Torres C. & E. Martinez S. | 11019 | MO | Tropicos | 2148019 | no |
| Yucca periculosa Baker | Mexico | E. Matuda | 32298 | MO | Tropicos | 2162376 | no |
| Yucca elata (Engelm.) Engelm. | Mexico | Dr. E. Matuda & I. Peña L. | 38756 | MO | Tropicos | 2162883 | no |
| Yucca schottii Engelm. | Mexico | Dr. E. Matuda & I. Peña L. | 38751 | MO | Tropicos | 2163418 | no |
| Yucca arizonica McKelvey | Mexico | Dr. E. Matuda & I. Piña L. | 38753 | MO | Tropicos | 2161709 | no |
| Yucca L. | Mexico | Dr. E. Matuda & I. Piña | 38752 | MO | Tropicos | 2162144 | no |
| Yucca aloifolia L. | Argentina | Hurrell, J. A., Ulibarri, E. A., Mollard, F. & Bazzano, D. | 4997 | MO | Tropicos | 2343819 | no |
| Yucca aloifolia L. | Cuba | J. G. Jack | 5356 | NY | N/A | 1402437 | yes |
| Yucca aloifolia L. | Unknown or unspecified country | | s.n. | NY | N/A | 1402439 | yes |
| Yucca aloifolia L. | Unknown or unspecified country | | s.n. | NY | N/A | 1402438 | yes |
| Yucca aloifolia L. | Unknown or unspecified country | | s.n. | NY | N/A | 1402436 | yes |
| Yucca aloifolia L. | Unknown or unspecified country | | s.n. | NY | N/A | 1402435 | yes |
| Yucca guatemalensis Baker | Unknown or unspecified country | | s.n. | NY | NY | 02576602 | yes |
| Yucca mixtecana García-Mend. | Mexico | B. E. Leuenberger & C. Schiers | 2568 | B | Herbarium Berolinense | B 10 0242990 | yes |
| Yucca | United States | J. Kohlmeyer | 2156 | B | Herbarium Berolinense | B 18 0000007 | no |
| Yucca aloifolia L. | Italy | | s.n. | B | Herbarium Berolinense | B 18 0000004 | no |
| Yucca | United States | L. Schulz | s.n. | B | Herbarium Berolinense | B 18 0000005 | no |
| Yucca aloifolia L. | Unknown or unspecified country | Weber | s.n. | B | Herbarium Berolinense | B 18 0000003 | no |
| Yucca spinosa Kunth | Mexico | | s.n. | B | Herbarium Berolinense | B -W 06765 -01 0 | yes |
| Yucca filamentosa L. | United States | | s.n. | B | Herbarium Berolinense | B -W 06764 -01 0 | yes |
| Yucca aloifolia L. | Jamaica | | s.n. | B | Herbarium Berolinense | B -W 06763 -01 0 | yes |
| Yucca gloriosa L. | Unknown or unspecified country | | s.n. | B | Herbarium Berolinense | B -W 06762 -01 0 | yes |
| Yucca | France | W. G. F. Herter | 224f | B | Herbarium Berolinense | B 10 0537497 | no |
| Yucca spinosa | Mexico | | s.n. | B | Herbarium Berolinense | B -W 06765 -00 0 | yes |
| Yucca filamentosa | United States | | s.n. | B | Herbarium Berolinense | B -W 06764 -00 0 | yes |
| Yucca aloifolia | Unknown or unspecified America | | s.n. | B | Herbarium Berolinense | B -W 06763 -00 0 | yes |
| Yucca gloriosa | Unknown or unspecified country | | s.n. | B | Herbarium Berolinense | B -W 06762 -00 0 | yes |
| Yucca arizonica McKelvey | Unknown or unspecified country | | s.n. | NY | NY | 3574316 | no |
| Yucca schidigera Roezl ex Ortgies | Unknown or unspecified country | | s.n. | NY | NY | 3574810 | no |
| Yucca schottii Engelm. | Unknown or unspecified country | | s.n. | NY | NY | 3574811 | no |
| Yucca schottii Engelm. | Unknown or unspecified country | | s.n. | NY | NY | 3574812 | no |
| Yucca schottii Engelm. | Unknown or unspecified country | | s.n. | NY | NY | 3574815 | no |
| Yucca schottii Engelm. | Unknown or unspecified country | | s.n. | NY | NY | 3574816 | no |
| Yucca schottii Engelm. | Unknown or unspecified country | | s.n. | NY | NY | 3574813 | no |
| Yucca schottii Engelm. | Unknown or unspecified country | | s.n. | NY | NY | 3574814 | no |
| Yucca schottii Engelm. | Unknown or unspecified country | | s.n. | NY | NY | 3574819 | no |
| Yucca schottii Engelm. | Unknown or unspecified country | | s.n. | NY | NY | 3574820 | no |
| Yucca schottii Engelm. | Unknown or unspecified country | | s.n. | NY | NY | 3574817 | no |
| Yucca schottii Engelm. | Unknown or unspecified country | | s.n. | NY | NY | 3574818 | no |
| Yucca smalliana Fernald | Unknown or unspecified country | | s.n. | NY | NY | 3574823 | no |
| Yucca schottii Engelm. | Unknown or unspecified country | | s.n. | NY | NY | 3574821 | no |
| Yucca smalliana Fernald | Unknown or unspecified country | | s.n. | NY | NY | 3574822 | no |
| Yucca schidigera Roezl ex Ortgies | Unknown or unspecified country | | s.n. | NY | NY | 3574783 | no |
| Yucca schidigera Roezl ex Ortgies | Unknown or unspecified country | | s.n. | NY | NY | 3574784 | no |
| Yucca schidigera Roezl ex Ortgies | Unknown or unspecified country | | s.n. | NY | NY | 3574787 | no |
| Yucca schidigera Roezl ex Ortgies | Unknown or unspecified country | | s.n. | NY | NY | 3574788 | no |
| Yucca schidigera Roezl ex Ortgies | Unknown or unspecified country | | s.n. | NY | NY | 3574785 | no |
| Yucca schidigera Roezl ex Ortgies | Unknown or unspecified country | | s.n. | NY | NY | 3574786 | no |
| Yucca schidigera Roezl ex Ortgies | Unknown or unspecified country | | s.n. | NY | NY | 3574791 | no |
| Yucca schidigera Roezl ex Ortgies | Unknown or unspecified country | | s.n. | NY | NY | 3574792 | no |
| Yucca schidigera Roezl ex Ortgies | Unknown or unspecified country | | s.n. | NY | NY | 3574789 | no |
| Yucca schidigera Roezl ex Ortgies | Unknown or unspecified country | | s.n. | NY | NY | 3574790 | no |
| Yucca schidigera Roezl ex Ortgies | Unknown or unspecified country | | s.n. | NY | NY | 3574795 | no |
| Yucca schidigera Roezl ex Ortgies | Unknown or unspecified country | | s.n. | NY | NY | 3574796 | no |
| Yucca schidigera Roezl ex Ortgies | Unknown or unspecified country | | s.n. | NY | NY | 3574793 | no |
| Yucca schidigera Roezl ex Ortgies | Unknown or unspecified country | | s.n. | NY | NY | 3574794 | no |
| Yucca toftiae S.L.Welsh | Unknown or unspecified country | | s.n. | NY | NY | 3574841 | no |
| Yucca toftiae S.L.Welsh | Unknown or unspecified country | | s.n. | NY | NY | 3574842 | no |
| Yucca torreyi Shafer | Unknown or unspecified country | | s.n. | NY | NY | 3574844 | no |
| Yucca torreyi Shafer | Unknown or unspecified country | | s.n. | NY | NY | 3574845 | no |
| Yucca torreyi Shafer | Unknown or unspecified country | | s.n. | NY | NY | 3574843 | no |
| Yucca torreyi Shafer | Unknown or unspecified country | | s.n. | NY | NY | 3574848 | no |
| Yucca torreyi Shafer | Unknown or unspecified country | | s.n. | NY | NY | 3574849 | no |
| Yucca torreyi Shafer | Unknown or unspecified country | | s.n. | NY | NY | 3574846 | no |
| Yucca torreyi Shafer | Unknown or unspecified country | | s.n. | NY | NY | 3574847 | no |
| Yucca torreyi Shafer | Unknown or unspecified country | | s.n. | NY | NY | 3574852 | no |
| Yucca torreyi Shafer | Unknown or unspecified country | | s.n. | NY | NY | 3574853 | no |
| Yucca torreyi Shafer | Unknown or unspecified country | | s.n. | NY | NY | 3574850 | no |
| Yucca torreyi Shafer | Unknown or unspecified country | | s.n. | NY | NY | 3574851 | no |
| Yucca torreyi Shafer | Unknown or unspecified country | | s.n. | NY | NY | 3574856 | no |
| Yucca torreyi Shafer | Unknown or unspecified country | | s.n. | NY | NY | 3574857 | no |
| Yucca torreyi Shafer | Unknown or unspecified country | | s.n. | NY | NY | 3574854 | no |
| Yucca torreyi Shafer | Unknown or unspecified country | | s.n. | NY | NY | 3574855 | no |
| Yucca torreyi Shafer | Unknown or unspecified country | | s.n. | NY | NY | 3574860 | no |
| Yucca torreyi Shafer | Unknown or unspecified country | | s.n. | NY | NY | 3574861 | no |
| Yucca torreyi Shafer | Unknown or unspecified country | | s.n. | NY | NY | 3574858 | no |
| Yucca torreyi Shafer | Unknown or unspecified country | | s.n. | NY | NY | 3574859 | no |
| Yucca torreyi Shafer | Unknown or unspecified country | | s.n. | NY | NY | 3574864 | no |
| Yucca torreyi Shafer | Unknown or unspecified country | | s.n. | NY | NY | 3574862 | no |
| Yucca torreyi Shafer | Unknown or unspecified country | | s.n. | NY | NY | 3574863 | no |
| Yucca treculeana Carrière | Unknown or unspecified country | | s.n. | NY | NY | 3574865 | no |
| Yucca treculeana Carrière | Unknown or unspecified country | | s.n. | NY | NY | 3574866 | no |
| Yucca standleyi McKelvey | Unknown or unspecified country | | s.n. | NY | NY | 3574824 | no |
| Yucca thompsoniana Trel. | Unknown or unspecified country | | s.n. | NY | NY | 3574826 | no |
| Yucca thompsoniana Trel. | Unknown or unspecified country | | s.n. | NY | NY | 3574827 | no |
| Yucca thompsoniana Trel. | Unknown or unspecified country | | s.n. | NY | NY | 3574825 | no |
| Yucca thompsoniana Trel. | Unknown or unspecified country | | s.n. | NY | NY | 3574830 | no |
| Yucca thompsoniana Trel. | Unknown or unspecified country | | s.n. | NY | NY | 3574831 | no |
| Yucca thompsoniana Trel. | Unknown or unspecified country | | s.n. | NY | NY | 3574828 | no |
| Yucca thompsoniana Trel. | Unknown or unspecified country | | s.n. | NY | NY | 3574829 | no |
| Yucca thompsoniana Trel. | Unknown or unspecified country | | s.n. | NY | NY | 3574834 | no |
| Yucca thompsoniana Trel. | Unknown or unspecified country | | s.n. | NY | NY | 3574835 | no |
| Yucca thompsoniana Trel. | Unknown or unspecified country | | s.n. | NY | NY | 3574832 | no |
| Yucca thompsoniana Trel. | Unknown or unspecified country | | s.n. | NY | NY | 3574833 | no |
| Yucca thompsoniana Trel. | Unknown or unspecified country | | s.n. | NY | NY | 3574836 | no |
| Yucca thompsoniana Trel. | Unknown or unspecified country | | s.n. | NY | NY | 3574837 | no |
| Yucca thornberi McKelvey | Unknown or unspecified country | | s.n. | NY | NY | 3574839 | no |
| Yucca thornberi McKelvey | Unknown or unspecified country | | s.n. | NY | NY | 3574838 | no |
| Yucca toftiae S.L.Welsh | Unknown or unspecified country | | s.n. | NY | NY | 3574840 | no |
| Yucca verdiensis McKelvey | Unknown or unspecified country | | s.n. | NY | NY | 3574894 | no |
| Yucca vespertina McKelvey | Unknown or unspecified country | | s.n. | NY | NY | 3574895 | no |
| Yucca treculeana Carrière | Unknown or unspecified country | | s.n. | NY | NY | 3574869 | no |
| Yucca treculeana Carrière | Unknown or unspecified country | | s.n. | NY | NY | 3574870 | no |
| Yucca treculeana Carrière | Unknown or unspecified country | | s.n. | NY | NY | 3574867 | no |
| Yucca treculeana Carrière | Unknown or unspecified country | | s.n. | NY | NY | 3574868 | no |
| Yucca treculeana Carrière | Unknown or unspecified country | | s.n. | NY | NY | 3574873 | no |
| Yucca treculeana Carrière | Unknown or unspecified country | | s.n. | NY | NY | 3574874 | no |
| Yucca treculeana Carrière | Unknown or unspecified country | | s.n. | NY | NY | 3574871 | no |
| Yucca treculeana Carrière | Unknown or unspecified country | | s.n. | NY | NY | 3574872 | no |
| Yucca treculeana Carrière | Unknown or unspecified country | | s.n. | NY | NY | 3574877 | no |
| Yucca treculeana Carrière | Unknown or unspecified country | | s.n. | NY | NY | 3574878 | no |
| Yucca treculeana Carrière | Unknown or unspecified country | | s.n. | NY | NY | 3574875 | no |
| Yucca treculeana Carrière | Unknown or unspecified country | | s.n. | NY | NY | 3574876 | no |
| Yucca utahensis McKelvey | Unknown or unspecified country | | s.n. | NY | NY | 3574879 | no |
| Yucca utahensis McKelvey | Unknown or unspecified country | | s.n. | NY | NY | 3574880 | no |
| Yucca utahensis McKelvey | Unknown or unspecified country | | s.n. | NY | NY | 3574883 | no |
| Yucca utahensis McKelvey | Unknown or unspecified country | | s.n. | NY | NY | 3574884 | no |
| Yucca utahensis McKelvey | Unknown or unspecified country | | s.n. | NY | NY | 3574881 | no |
| Yucca utahensis McKelvey | Unknown or unspecified country | | s.n. | NY | NY | 3574882 | no |
| Yucca utahensis McKelvey | Unknown or unspecified country | | s.n. | NY | NY | 3574887 | no |
| Yucca utahensis McKelvey | Unknown or unspecified country | | s.n. | NY | NY | 3574888 | no |
| Yucca utahensis McKelvey | Unknown or unspecified country | | s.n. | NY | NY | 3574885 | no |
| Yucca utahensis McKelvey | Unknown or unspecified country | | s.n. | NY | NY | 3574886 | no |
| Yucca utahensis McKelvey | Unknown or unspecified country | | s.n. | NY | NY | 3574889 | no |
| Yucca utahensis McKelvey | Unknown or unspecified country | | s.n. | NY | NY | 3574890 | no |
| Yucca brevifolia Engelm. | Unknown or unspecified country | | s.n. | NY | NY | 03578305 | no |
| Yucca baccata Torr. | Unknown or unspecified country | | s.n. | NY | NY | 03578313 | no |
| Yucca elata (Engelm.) Engelm. | Unknown or unspecified country | | s.n. | NY | NY | 03578314 | no |
| Yucca baileyi Wooton & Standl. | Unknown or unspecified country | | s.n. | NY | NY | 3574436 | no |
| Yucca baileyi Wooton & Standl. | Unknown or unspecified country | | s.n. | NY | NY | 3574433 | no |
| Yucca baileyi Wooton & Standl. | Unknown or unspecified country | | s.n. | NY | NY | 3574435 | no |
| Yucca baileyi Wooton & Standl. | Unknown or unspecified country | | s.n. | NY | NY | 3574440 | no |
| Yucca baileyi Wooton & Standl. | Unknown or unspecified country | | s.n. | NY | NY | 3574437 | no |
| Yucca baileyi Wooton & Standl. | Unknown or unspecified country | | s.n. | NY | NY | 3574439 | no |
| Yucca brevifolia Engelm. | Unknown or unspecified country | | s.n. | NY | NY | 3574443 | no |
| Yucca brevifolia Engelm. | Unknown or unspecified country | | s.n. | NY | NY | 3574444 | no |
| Yucca brevifolia Engelm. | Unknown or unspecified country | | s.n. | NY | NY | 3574442 | no |
| Yucca brevifolia Engelm. | Unknown or unspecified country | | s.n. | NY | NY | 3574447 | no |
| Yucca brevifolia Engelm. | Unknown or unspecified country | | s.n. | NY | NY | 3574448 | no |
| Yucca brevifolia Engelm. | Unknown or unspecified country | | s.n. | NY | NY | 3574445 | no |
| Yucca brevifolia Engelm. | Unknown or unspecified country | | s.n. | NY | NY | 3574446 | no |
| Yucca brevifolia Engelm. | Unknown or unspecified country | | s.n. | NY | NY | 3574451 | no |
| Yucca brevifolia Engelm. | Unknown or unspecified country | | s.n. | NY | NY | 3574452 | no |
| Yucca brevifolia Engelm. | Unknown or unspecified country | | s.n. | NY | NY | 3574449 | no |
| Yucca brevifolia Engelm. | Unknown or unspecified country | | s.n. | NY | NY | 3574450 | no |
| Yucca brevifolia Engelm. | Unknown or unspecified country | | s.n. | NY | NY | 3574455 | no |
| Yucca brevifolia Engelm. | Unknown or unspecified country | | s.n. | NY | NY | 3574456 | no |
| Yucca brevifolia Engelm. | Unknown or unspecified country | | s.n. | NY | NY | 3574453 | no |
| Yucca brevifolia Engelm. | Unknown or unspecified country | | s.n. | NY | NY | 3574454 | no |
| Yucca brevifolia Engelm. | Unknown or unspecified country | | s.n. | NY | NY | 3574459 | no |
| Yucca brevifolia Engelm. | Unknown or unspecified country | | s.n. | NY | NY | 3574460 | no |
| Yucca brevifolia Engelm. | Unknown or unspecified country | | s.n. | NY | NY | 3574457 | no |
| Yucca brevifolia Engelm. | Unknown or unspecified country | | s.n. | NY | NY | 3574458 | no |
| Yucca whipplei Torr. | Unknown or unspecified country | | s.n. | NY | NY | 3574920 | no |
| Yucca whipplei Torr. | Unknown or unspecified country | | s.n. | NY | NY | 3574921 | no |
| Yucca whipplei Torr. | Unknown or unspecified country | | s.n. | NY | NY | 3574918 | no |
| Yucca whipplei Torr. | Unknown or unspecified country | | s.n. | NY | NY | 3574919 | no |
| Yucca whipplei Torr. | Unknown or unspecified country | | s.n. | NY | NY | 3574924 | no |
| Yucca whipplei Torr. | Unknown or unspecified country | | s.n. | NY | NY | 3574925 | no |
| Yucca whipplei Torr. | Unknown or unspecified country | | s.n. | NY | NY | 3574922 | no |
| Yucca whipplei Torr. | Unknown or unspecified country | | s.n. | NY | NY | 3574923 | no |
| Yucca whipplei Torr. | Unknown or unspecified country | | s.n. | NY | NY | 3574928 | no |
| Yucca whipplei Torr. | Unknown or unspecified country | | s.n. | NY | NY | 3574929 | no |
| Yucca whipplei Torr. | Unknown or unspecified country | | s.n. | NY | NY | 3574926 | no |
| Yucca whipplei Torr. | Unknown or unspecified country | | s.n. | NY | NY | 3574927 | no |
| Yucca whipplei Torr. | Unknown or unspecified country | | s.n. | NY | NY | 3574932 | no |
| Yucca whipplei Torr. | Unknown or unspecified country | | s.n. | NY | NY | 3574933 | no |
| Yucca whipplei Torr. | Unknown or unspecified country | | s.n. | NY | NY | 3574930 | no |
| Yucca whipplei Torr. | Unknown or unspecified country | | s.n. | NY | NY | 3574931 | no |
| Yucca whipplei Torr. | Unknown or unspecified country | | s.n. | NY | NY | 3574936 | no |
| Yucca whipplei Torr. | Unknown or unspecified country | | s.n. | NY | NY | 3574937 | no |
| Yucca whipplei Torr. | Unknown or unspecified country | | s.n. | NY | NY | 3574934 | no |
| Yucca whipplei Torr. | Unknown or unspecified country | | s.n. | NY | NY | 3574935 | no |
| Yucca whipplei Torr. | Unknown or unspecified country | | s.n. | NY | NY | 3574938 | no |
| Yucca whipplei Torr. | Unknown or unspecified country | | s.n. | NY | NY | 3574896 | no |
| Yucca whipplei Torr. | Unknown or unspecified country | | s.n. | NY | NY | 3574897 | no |
| Yucca whipplei Torr. | Unknown or unspecified country | | s.n. | NY | NY | 3574900 | no |
| Yucca whipplei Torr. | Unknown or unspecified country | | s.n. | NY | NY | 3574901 | no |
| Yucca whipplei Torr. | Unknown or unspecified country | | s.n. | NY | NY | 3574898 | no |
| Yucca whipplei Torr. | Unknown or unspecified country | | s.n. | NY | NY | 3574899 | no |
| Yucca whipplei Torr. | Unknown or unspecified country | | s.n. | NY | NY | 3574904 | no |
| Yucca whipplei Torr. | Unknown or unspecified country | | s.n. | NY | NY | 3574905 | no |
| Yucca whipplei Torr. | Unknown or unspecified country | | s.n. | NY | NY | 3574902 | no |
| Yucca whipplei Torr. | Unknown or unspecified country | | s.n. | NY | NY | 3574903 | no |
| Yucca whipplei Torr. | Unknown or unspecified country | | s.n. | NY | NY | 3574908 | no |
| Yucca whipplei Torr. | Unknown or unspecified country | | s.n. | NY | NY | 3574909 | no |
| Yucca whipplei Torr. | Unknown or unspecified country | | s.n. | NY | NY | 3574906 | no |
| Yucca whipplei Torr. | Unknown or unspecified country | | s.n. | NY | NY | 3574907 | no |
| Yucca whipplei Torr. | Unknown or unspecified country | | s.n. | NY | NY | 3574912 | no |
| Yucca whipplei Torr. | Unknown or unspecified country | | s.n. | NY | NY | 3574913 | no |
| Yucca whipplei Torr. | Unknown or unspecified country | | s.n. | NY | NY | 3574910 | no |
| Yucca whipplei Torr. | Unknown or unspecified country | | s.n. | NY | NY | 3574911 | no |
| Yucca whipplei Torr. | Unknown or unspecified country | | s.n. | NY | NY | 3574916 | no |
| Yucca whipplei Torr. | Unknown or unspecified country | | s.n. | NY | NY | 3574917 | no |
| Yucca whipplei Torr. | Unknown or unspecified country | | s.n. | NY | NY | 3574914 | no |
| Yucca whipplei Torr. | Unknown or unspecified country | | s.n. | NY | NY | 3574915 | no |
| Yucca | Unknown or unspecified country | | s.n. | NY | NY | 3574952 | no |
| Yucca | Unknown or unspecified country | | s.n. | NY | NY | 3574953 | no |
| Yucca | Unknown or unspecified country | | s.n. | NY | NY | 3574950 | no |
| Yucca | Unknown or unspecified country | | s.n. | NY | NY | 3574951 | no |
| Yucca | Unknown or unspecified country | | s.n. | NY | NY | 3574956 | no |
| Yucca | Unknown or unspecified country | | s.n. | NY | NY | 3574957 | no |
| Yucca | Unknown or unspecified country | | s.n. | NY | NY | 3574954 | no |
| Yucca | Unknown or unspecified country | | s.n. | NY | NY | 3574955 | no |
| Yucca | Unknown or unspecified country | | s.n. | NY | NY | 3574960 | no |
| Yucca | Unknown or unspecified country | | s.n. | NY | NY | 3574961 | no |
| Yucca | Unknown or unspecified country | | s.n. | NY | NY | 3574958 | no |
| Yucca | Unknown or unspecified country | | s.n. | NY | NY | 3574959 | no |
| Yucca | Unknown or unspecified country | | s.n. | NY | NY | 3574964 | no |
| Yucca | Unknown or unspecified country | | s.n. | NY | NY | 3574965 | no |
| Yucca | Unknown or unspecified country | | s.n. | NY | NY | 3574962 | no |
| Yucca | Unknown or unspecified country | | s.n. | NY | NY | 3574963 | no |
| Yucca | Unknown or unspecified country | | s.n. | NY | NY | 3574968 | no |
| Yucca | Unknown or unspecified country | | s.n. | NY | NY | 3574969 | no |
| Yucca | Unknown or unspecified country | | s.n. | NY | NY | 3574966 | no |
| Yucca | Unknown or unspecified country | | s.n. | NY | NY | 3574967 | no |
| Yucca | Unknown or unspecified country | | s.n. | NY | NY | 3574940 | no |
| Yucca | Unknown or unspecified country | | s.n. | NY | NY | 3574941 | no |
| Yucca | Unknown or unspecified country | | s.n. | NY | NY | 3574939 | no |
| Yucca | Unknown or unspecified country | | s.n. | NY | NY | 3574944 | no |
| Yucca | Unknown or unspecified country | | s.n. | NY | NY | 3574945 | no |
| Yucca | Unknown or unspecified country | | s.n. | NY | NY | 3574942 | no |
| Yucca | Unknown or unspecified country | | s.n. | NY | NY | 3574943 | no |
| Yucca | Unknown or unspecified country | | s.n. | NY | NY | 3574948 | no |
| Yucca | Unknown or unspecified country | | s.n. | NY | NY | 3574949 | no |
| Yucca | Unknown or unspecified country | | s.n. | NY | NY | 3574946 | no |
| Yucca | Unknown or unspecified country | | s.n. | NY | NY | 3574947 | no |
| Yucca angustifolia Pursh | Unknown or unspecified country | | s.n. | NY | NY | 3574982 | no |
| Yucca glauca Nutt. | Unknown or unspecified country | | s.n. | NY | NY | 03574983 | no |
| Yucca angustifolia Pursh | Unknown or unspecified country | | s.n. | NY | NY | 3574984 | no |
| Yucca | Unknown or unspecified country | | s.n. | NY | NY | 03574985 | no |
| Yucca | Unknown or unspecified country | | s.n. | NY | NY | 03574986 | no |
| Yucca baccata Torr. | Unknown or unspecified country | | s.n. | NY | NY | 03574999 | no |
| Yucca thompsoniana Trel. | Unknown or unspecified country | | s.n. | NY | NY | 03574989 | no |
| Yucca elata (Engelm.) Engelm. | Unknown or unspecified country | | s.n. | NY | NY | 03574991 | no |
| Yucca elata (Engelm.) Engelm. | Unknown or unspecified country | | s.n. | NY | NY | 03574992 | no |
| Yucca elata (Engelm.) Engelm. | Unknown or unspecified country | | s.n. | NY | NY | 03574990 | no |
| Yucca | Unknown or unspecified country | | s.n. | NY | NY | 03574994 | no |
| Yucca glauca Nutt. | Unknown or unspecified country | | s.n. | NY | NY | 03574995 | no |
| Yucca elata (Engelm.) Engelm. | Unknown or unspecified country | | s.n. | NY | NY | 03574993 | no |
| Yucca glauca Nutt. | Unknown or unspecified country | | s.n. | NY | NY | 03574996 | no |
| Yucca rupicola Scheele | Unknown or unspecified country | | s.n. | NY | NY | 3574775 | no |
| Yucca rupicola Scheele | Unknown or unspecified country | | s.n. | NY | NY | 3574778 | no |
| Yucca rupicola Scheele | Unknown or unspecified country | | s.n. | NY | NY | 3574779 | no |
| Yucca rupicola Scheele | Unknown or unspecified country | | s.n. | NY | NY | 3574776 | no |
| Yucca rupicola Scheele | Unknown or unspecified country | | s.n. | NY | NY | 3574777 | no |
| Yucca rupicola Scheele | Unknown or unspecified country | | s.n. | NY | NY | 3574782 | no |
| Yucca rupicola Scheele | Unknown or unspecified country | | s.n. | NY | NY | 3574780 | no |
| Yucca rupicola Scheele | Unknown or unspecified country | | s.n. | NY | NY | 3574781 | no |
| Yucca schidigera Roezl ex Ortgies | Unknown or unspecified country | | s.n. | NY | NY | 3574799 | no |
| Yucca schidigera Roezl ex Ortgies | Unknown or unspecified country | | s.n. | NY | NY | 3574800 | no |
| Yucca schidigera Roezl ex Ortgies | Unknown or unspecified country | | s.n. | NY | NY | 3574797 | no |
| Yucca schidigera Roezl ex Ortgies | Unknown or unspecified country | | s.n. | NY | NY | 3574798 | no |
| Yucca schidigera Roezl ex Ortgies | Unknown or unspecified country | | s.n. | NY | NY | 3574803 | no |
| Yucca schidigera Roezl ex Ortgies | Unknown or unspecified country | | s.n. | NY | NY | 3574804 | no |
| Yucca schidigera Roezl ex Ortgies | Unknown or unspecified country | | s.n. | NY | NY | 3574801 | no |
| Yucca schidigera Roezl ex Ortgies | Unknown or unspecified country | | s.n. | NY | NY | 3574802 | no |
| Yucca schidigera Roezl ex Ortgies | Unknown or unspecified country | | s.n. | NY | NY | 3574807 | no |
| Yucca schidigera Roezl ex Ortgies | Unknown or unspecified country | | s.n. | NY | NY | 3574808 | no |
| Yucca schidigera Roezl ex Ortgies | Unknown or unspecified country | | s.n. | NY | NY | 3574805 | no |
| Yucca schidigera Roezl ex Ortgies | Unknown or unspecified country | | s.n. | NY | NY | 3574806 | no |
| Yucca schidigera Roezl ex Ortgies | Unknown or unspecified country | | s.n. | NY | NY | 3574809 | no |
| Yucca aloifolia L. | Unknown or unspecified country | | s.n. | NY | NY | 3574263 | no |
| Yucca aloifolia L. | Unknown or unspecified country | | s.n. | NY | NY | 3574264 | no |
| Yucca aloifolia L. | Unknown or unspecified country | | s.n. | NY | NY | 3574261 | no |
| Yucca aloifolia L. | Unknown or unspecified country | | s.n. | NY | NY | 3574262 | no |
| Yucca aloifolia L. | Unknown or unspecified country | | s.n. | NY | NY | 3574267 | no |
| Yucca aloifolia L. | Unknown or unspecified country | | s.n. | NY | NY | 3574268 | no |
| Yucca aloifolia L. | Unknown or unspecified country | | s.n. | NY | NY | 3574265 | no |
| Yucca aloifolia L. | Unknown or unspecified country | | s.n. | NY | NY | 3574266 | no |
| Yucca aloifolia L. | Unknown or unspecified country | | s.n. | NY | NY | 3574271 | no |
| Yucca aloifolia L. | Unknown or unspecified country | | s.n. | NY | NY | 3574272 | no |
| Yucca aloifolia L. | Unknown or unspecified country | | s.n. | NY | NY | 3574269 | no |
| Yucca aloifolia L. | Unknown or unspecified country | | s.n. | NY | NY | 3574270 | no |
| Yucca aloifolia L. | Unknown or unspecified country | | s.n. | NY | NY | 3574275 | no |
| Yucca aloifolia L. | Unknown or unspecified country | | s.n. | NY | NY | 3574276 | no |
| Yucca aloifolia L. | Unknown or unspecified country | | s.n. | NY | NY | 3574273 | no |
| Yucca aloifolia L. | Unknown or unspecified country | | s.n. | NY | NY | 3574274 | no |
| Yucca aloifolia L. | Unknown or unspecified country | | s.n. | NY | NY | 3574277 | no |
| Yucca aloifolia L. | Unknown or unspecified country | | s.n. | NY | NY | 3574278 | no |
| Yucca aloifolia L. | Unknown or unspecified country | | s.n. | NY | NY | 3574247 | no |
| Yucca aloifolia L. | Unknown or unspecified country | | s.n. | NY | NY | 3574248 | no |
| Yucca aloifolia L. | Unknown or unspecified country | | s.n. | NY | NY | 3574246 | no |
| Yucca aloifolia L. | Unknown or unspecified country | | s.n. | NY | NY | 3574251 | no |
| Yucca aloifolia L. | Unknown or unspecified country | | s.n. | NY | NY | 3574252 | no |
| Yucca aloifolia L. | Unknown or unspecified country | | s.n. | NY | NY | 3574249 | no |
| Yucca aloifolia L. | Unknown or unspecified country | | s.n. | NY | NY | 3574250 | no |
| Yucca aloifolia L. | Unknown or unspecified country | | s.n. | NY | NY | 3574255 | no |
| Yucca aloifolia L. | Unknown or unspecified country | | s.n. | NY | NY | 3574256 | no |
| Yucca aloifolia L. | Unknown or unspecified country | | s.n. | NY | NY | 3574253 | no |
| Yucca aloifolia L. | Unknown or unspecified country | | s.n. | NY | NY | 3574254 | no |
| Yucca aloifolia L. | Unknown or unspecified country | | s.n. | NY | NY | 3574259 | no |
| Yucca aloifolia L. | Unknown or unspecified country | | s.n. | NY | NY | 3574260 | no |
| Yucca aloifolia L. | Unknown or unspecified country | | s.n. | NY | NY | 3574257 | no |
| Yucca aloifolia L. | Unknown or unspecified country | | s.n. | NY | NY | 3574258 | no |
| Yucca angustifolia Pursh | Unknown or unspecified country | | s.n. | NY | NY | 3574282 | no |
| Yucca angustifolia Pursh | Unknown or unspecified country | | s.n. | NY | NY | 3574280 | no |
| Yucca angustifolia Pursh | Unknown or unspecified country | | s.n. | NY | NY | 3574281 | no |
| Yucca angustissima Engelm. ex Trel. | Unknown or unspecified country | | s.n. | NY | NY | 3574287 | no |
| Yucca angustissima Engelm. ex Trel. | Unknown or unspecified country | | s.n. | NY | NY | 3574288 | no |
| Yucca angustissima Engelm. ex Trel. | Unknown or unspecified country | | s.n. | NY | NY | 3574285 | no |
| Yucca angustissima Engelm. ex Trel. | Unknown or unspecified country | | s.n. | NY | NY | 3574286 | no |
| Yucca angustissima Engelm. ex Trel. | Unknown or unspecified country | | s.n. | NY | NY | 3574291 | no |
| Yucca angustissima Engelm. ex Trel. | Unknown or unspecified country | | s.n. | NY | NY | 3574292 | no |
| Yucca angustissima Engelm. ex Trel. | Unknown or unspecified country | | s.n. | NY | NY | 3574289 | no |
| Yucca angustissima Engelm. ex Trel. | Unknown or unspecified country | | s.n. | NY | NY | 3574290 | no |
| Yucca angustissima Engelm. ex Trel. | Unknown or unspecified country | | s.n. | NY | NY | 3574295 | no |
| Yucca angustissima Engelm. ex Trel. | Unknown or unspecified country | | s.n. | NY | NY | 3574296 | no |
| Yucca angustissima Engelm. ex Trel. | Unknown or unspecified country | | s.n. | NY | NY | 3574293 | no |
| Yucca angustissima Engelm. ex Trel. | Unknown or unspecified country | | s.n. | NY | NY | 3574294 | no |
| Yucca angustissima Engelm. ex Trel. | Unknown or unspecified country | | s.n. | NY | NY | 3574299 | no |
| Yucca angustissima Engelm. ex Trel. | Unknown or unspecified country | | s.n. | NY | NY | 3574300 | no |
| Yucca angustissima Engelm. ex Trel. | Unknown or unspecified country | | s.n. | NY | NY | 3574297 | no |
| Yucca angustissima Engelm. ex Trel. | Unknown or unspecified country | | s.n. | NY | NY | 3574298 | no |
| Yucca angustissima Engelm. ex Trel. | Unknown or unspecified country | | s.n. | NY | NY | 3574283 | no |
| Yucca angustissima Engelm. ex Trel. | Unknown or unspecified country | | s.n. | NY | NY | 3574284 | no |
| Yucca angustissima Engelm. ex Trel. | Unknown or unspecified country | | s.n. | NY | NY | 3574301 | no |
| Yucca angustissima Engelm. ex Trel. | Unknown or unspecified country | | s.n. | NY | NY | 3574302 | no |
| Yucca angustissima Engelm. ex Trel. | Unknown or unspecified country | | s.n. | NY | NY | 3574305 | no |
| Yucca angustissima Engelm. ex Trel. | Unknown or unspecified country | | s.n. | NY | NY | 3574306 | no |
| Yucca angustissima Engelm. ex Trel. | Unknown or unspecified country | | s.n. | NY | NY | 3574303 | no |
| Yucca angustissima Engelm. ex Trel. | Unknown or unspecified country | | s.n. | NY | NY | 3574304 | no |
| Yucca angustissima Engelm. ex Trel. | Unknown or unspecified country | | s.n. | NY | NY | 3574309 | no |
| Yucca angustissima Engelm. ex Trel. | Unknown or unspecified country | | s.n. | NY | NY | 3574310 | no |
| Yucca angustissima Engelm. ex Trel. | Unknown or unspecified country | | s.n. | NY | NY | 3574307 | no |
| Yucca angustissima Engelm. ex Trel. | Unknown or unspecified country | | s.n. | NY | NY | 3574308 | no |
| Yucca angustissima toftiae (S.L.Welsh) Reveal | Unknown or unspecified country | | s.n. | NY | NY | 3574313 | no |
| Yucca angustissima toftiae (S.L.Welsh) Reveal | Unknown or unspecified country | | s.n. | NY | NY | 3574314 | no |
| Yucca angustissima Engelm. ex Trel. | Unknown or unspecified country | | s.n. | NY | NY | 3574311 | no |
| Yucca angustissima toftiae (S.L.Welsh) Reveal | Unknown or unspecified country | | s.n. | NY | NY | 3574312 | no |
| Yucca arkansana Trel. | Unknown or unspecified country | | s.n. | NY | NY | 3574339 | no |
| Yucca arkansana Trel. | Unknown or unspecified country | | s.n. | NY | NY | 3574340 | no |
| Yucca arkansana Trel. | Unknown or unspecified country | | s.n. | NY | NY | 3574337 | no |
| Yucca arkansana Trel. | Unknown or unspecified country | | s.n. | NY | NY | 3574338 | no |
| Yucca arkansana Trel. | Unknown or unspecified country | | s.n. | NY | NY | 3574343 | no |
| Yucca arkansana Trel. | Unknown or unspecified country | | s.n. | NY | NY | 3574344 | no |
| Yucca arkansana Trel. | Unknown or unspecified country | | s.n. | NY | NY | 3574341 | no |
| Yucca arkansana Trel. | Unknown or unspecified country | | s.n. | NY | NY | 3574342 | no |
| Yucca arkansana Trel. | Unknown or unspecified country | | s.n. | NY | NY | 3574347 | no |
| Yucca arkansana Trel. | Unknown or unspecified country | | s.n. | NY | NY | 3574348 | no |
| Yucca arkansana Trel. | Unknown or unspecified country | | s.n. | NY | NY | 3574345 | no |
| Yucca arkansana Trel. | Unknown or unspecified country | | s.n. | NY | NY | 3574346 | no |
| Yucca arkansana Trel. | Unknown or unspecified country | | s.n. | NY | NY | 3574349 | no |
| Yucca australis (Engelm.) Trel. | Unknown or unspecified country | | s.n. | NY | NY | 3574350 | no |
| Yucca arkansana Trel. | Unknown or unspecified country | | s.n. | NY | NY | 3574323 | no |
| Yucca arkansana Trel. | Unknown or unspecified country | | s.n. | NY | NY | 3574324 | no |
| Yucca arkansana Trel. | Unknown or unspecified country | | s.n. | NY | NY | 3574322 | no |
| Yucca arkansana Trel. | Unknown or unspecified country | | s.n. | NY | NY | 3574327 | no |
| Yucca arkansana Trel. | Unknown or unspecified country | | s.n. | NY | NY | 3574328 | no |
| Yucca arkansana Trel. | Unknown or unspecified country | | s.n. | NY | NY | 3574325 | no |
| Yucca arkansana Trel. | Unknown or unspecified country | | s.n. | NY | NY | 3574326 | no |
| Yucca arkansana Trel. | Unknown or unspecified country | | s.n. | NY | NY | 3574331 | no |
| Yucca arkansana Trel. | Unknown or unspecified country | | s.n. | NY | NY | 3574332 | no |
| Yucca arkansana Trel. | Unknown or unspecified country | | s.n. | NY | NY | 3574329 | no |
| Yucca arkansana Trel. | Unknown or unspecified country | | s.n. | NY | NY | 3574330 | no |
| Yucca arkansana Trel. | Unknown or unspecified country | | s.n. | NY | NY | 3574335 | no |
| Yucca arkansana Trel. | Unknown or unspecified country | | s.n. | NY | NY | 3574336 | no |
| Yucca arkansana Trel. | Unknown or unspecified country | | s.n. | NY | NY | 3574333 | no |
| Yucca arkansana Trel. | Unknown or unspecified country | | s.n. | NY | NY | 3574334 | no |
| Yucca brevifolia Engelm. | Unknown or unspecified country | | s.n. | NY | NY | 3574463 | no |
| Yucca brevifolia Engelm. | Unknown or unspecified country | | s.n. | NY | NY | 3574464 | no |
| Yucca brevifolia Engelm. | Unknown or unspecified country | | s.n. | NY | NY | 3574461 | no |
| Yucca brevifolia Engelm. | Unknown or unspecified country | | s.n. | NY | NY | 3574462 | no |
| Yucca brevifolia Engelm. | Unknown or unspecified country | | s.n. | NY | NY | 3574467 | no |
| Yucca brevifolia Engelm. | Unknown or unspecified country | | s.n. | NY | NY | 3574468 | no |
| Yucca brevifolia Engelm. | Unknown or unspecified country | | s.n. | NY | NY | 3574465 | no |
| Yucca brevifolia Engelm. | Unknown or unspecified country | | s.n. | NY | NY | 3574466 | no |
| Yucca brevifolia Engelm. | Unknown or unspecified country | | s.n. | NY | NY | 3574469 | no |
| Yucca carnerosana (Trel.) McKelvey | Unknown or unspecified country | | s.n. | NY | NY | 3574483 | no |
| Yucca carnerosana (Trel.) McKelvey | Unknown or unspecified country | | s.n. | NY | NY | 3574484 | no |
| Yucca constricta Buckley | Unknown or unspecified country | | s.n. | NY | NY | 3574488 | no |
| Yucca constricta Buckley | Unknown or unspecified country | | s.n. | NY | NY | 3574489 | no |
| Yucca elata (Engelm.) Engelm. | Unknown or unspecified country | | s.n. | NY | NY | 3574492 | no |
| Yucca elata (Engelm.) Engelm. | Unknown or unspecified country | | s.n. | NY | NY | 3574493 | no |
| Yucca elata (Engelm.) Engelm. | Unknown or unspecified country | | s.n. | NY | NY | 3574496 | no |
| Yucca elata (Engelm.) Engelm. | Unknown or unspecified country | | s.n. | NY | NY | 3574497 | no |
| Yucca elata (Engelm.) Engelm. | Unknown or unspecified country | | s.n. | NY | NY | 3574494 | no |
| Yucca elata (Engelm.) Engelm. | Unknown or unspecified country | | s.n. | NY | NY | 3574495 | no |
| Yucca elata (Engelm.) Engelm. | Unknown or unspecified country | | s.n. | NY | NY | 3574500 | no |
| Yucca elata (Engelm.) Engelm. | Unknown or unspecified country | | s.n. | NY | NY | 3574501 | no |
| Yucca elata (Engelm.) Engelm. | Unknown or unspecified country | | s.n. | NY | NY | 3574498 | no |
| Yucca elata (Engelm.) Engelm. | Unknown or unspecified country | | s.n. | NY | NY | 3574499 | no |
| Yucca elata (Engelm.) Engelm. | Unknown or unspecified country | | s.n. | NY | NY | 3574504 | no |
| Yucca elata (Engelm.) Engelm. | Unknown or unspecified country | | s.n. | NY | NY | 3574505 | no |
| Yucca elata (Engelm.) Engelm. | Unknown or unspecified country | | s.n. | NY | NY | 3574502 | no |
| Yucca elata (Engelm.) Engelm. | Unknown or unspecified country | | s.n. | NY | NY | 3574503 | no |
| Yucca elata (Engelm.) Engelm. | Unknown or unspecified country | | s.n. | NY | NY | 3574506 | no |
| Yucca elata (Engelm.) Engelm. | Unknown or unspecified country | | s.n. | NY | NY | 3574507 | no |
| Yucca campestris McKelvey | Unknown or unspecified country | | s.n. | NY | NY | 3574478 | no |
| Yucca campestris McKelvey | Unknown or unspecified country | | s.n. | NY | NY | 3574479 | no |
| Yucca carnerosana (Trel.) McKelvey | Unknown or unspecified country | | s.n. | NY | NY | 3574481 | no |
| Yucca carnerosana (Trel.) McKelvey | Unknown or unspecified country | | s.n. | NY | NY | 3574482 | no |
| Yucca carnerosana (Trel.) McKelvey | Unknown or unspecified country | | s.n. | NY | NY | 3574480 | no |
| Yucca filamentosa L. | Unknown or unspecified country | | s.n. | NY | NY | 3574531 | no |
| Yucca filamentosa L. | Unknown or unspecified country | | s.n. | NY | NY | 3574532 | no |
| Yucca filamentosa L. | Unknown or unspecified country | | s.n. | NY | NY | 3574529 | no |
| Yucca filamentosa L. | Unknown or unspecified country | | s.n. | NY | NY | 3574530 | no |
| Yucca filamentosa L. | Unknown or unspecified country | | s.n. | NY | NY | 3574535 | no |
| Yucca filamentosa L. | Unknown or unspecified country | | s.n. | NY | NY | 3574536 | no |
| Yucca filamentosa L. | Unknown or unspecified country | | s.n. | NY | NY | 3574533 | no |
| Yucca filamentosa L. | Unknown or unspecified country | | s.n. | NY | NY | 3574534 | no |
| Yucca filamentosa L. | Unknown or unspecified country | | s.n. | NY | NY | 3574539 | no |
| Yucca filamentosa L. | Unknown or unspecified country | | s.n. | NY | NY | 3574540 | no |
| Yucca filamentosa L. | Unknown or unspecified country | | s.n. | NY | NY | 3574537 | no |
| Yucca filamentosa L. | Unknown or unspecified country | | s.n. | NY | NY | 3574538 | no |
| Yucca filamentosa L. | Unknown or unspecified country | | s.n. | NY | NY | 3574543 | no |
| Yucca filamentosa L. | Unknown or unspecified country | | s.n. | NY | NY | 3574544 | no |
| Yucca filamentosa L. | Unknown or unspecified country | | s.n. | NY | NY | 3574541 | no |
| Yucca filamentosa L. | Unknown or unspecified country | | s.n. | NY | NY | 3574542 | no |
| Yucca filamentosa L. | Unknown or unspecified country | | s.n. | NY | NY | 3574547 | no |
| Yucca filamentosa L. | Unknown or unspecified country | | s.n. | NY | NY | 3574548 | no |
| Yucca filamentosa L. | Unknown or unspecified country | | s.n. | NY | NY | 3574545 | no |
| Yucca filamentosa L. | Unknown or unspecified country | | s.n. | NY | NY | 3574546 | no |
| Yucca filamentosa L. | Unknown or unspecified country | | s.n. | NY | NY | 3574551 | no |
| Yucca filamentosa L. | Unknown or unspecified country | | s.n. | NY | NY | 3574552 | no |
| Yucca filamentosa L. | Unknown or unspecified country | | s.n. | NY | NY | 3574549 | no |
| Yucca filamentosa L. | Unknown or unspecified country | | s.n. | NY | NY | 3574550 | no |
| Yucca filamentosa L. | Unknown or unspecified country | | s.n. | NY | NY | 3574555 | no |
| Yucca filamentosa L. | Unknown or unspecified country | | s.n. | NY | NY | 3574556 | no |
| Yucca filamentosa L. | Unknown or unspecified country | | s.n. | NY | NY | 3574553 | no |
| Yucca filamentosa L. | Unknown or unspecified country | | s.n. | NY | NY | 3574554 | no |
| Yucca filamentosa L. | Unknown or unspecified country | | s.n. | NY | NY | 3574559 | no |
| Yucca filamentosa L. | Unknown or unspecified country | | s.n. | NY | NY | 3574560 | no |
| Yucca filamentosa L. | Unknown or unspecified country | | s.n. | NY | NY | 3574557 | no |
| Yucca filamentosa L. | Unknown or unspecified country | | s.n. | NY | NY | 3574558 | no |
| Yucca elata (Engelm.) Engelm. | Unknown or unspecified country | | s.n. | NY | NY | 3574508 | no |
| Yucca elata (Engelm.) Engelm. | Unknown or unspecified country | | s.n. | NY | NY | 3574509 | no |
| Yucca elata (Engelm.) Engelm. | Unknown or unspecified country | | s.n. | NY | NY | 3574512 | no |
| Yucca elata (Engelm.) Engelm. | Unknown or unspecified country | | s.n. | NY | NY | 3574513 | no |
| Yucca elata (Engelm.) Engelm. | Unknown or unspecified country | | s.n. | NY | NY | 3574510 | no |
| Yucca elata (Engelm.) Engelm. | Unknown or unspecified country | | s.n. | NY | NY | 3574511 | no |
| Yucca elata (Engelm.) Engelm. | Unknown or unspecified country | | s.n. | NY | NY | 3574516 | no |
| Yucca elata (Engelm.) Engelm. | Unknown or unspecified country | | s.n. | NY | NY | 3574517 | no |
| Yucca elata (Engelm.) Engelm. | Unknown or unspecified country | | s.n. | NY | NY | 3574514 | no |
| Yucca elata (Engelm.) Engelm. | Unknown or unspecified country | | s.n. | NY | NY | 3574515 | no |
| Yucca elata (Engelm.) Engelm. | Unknown or unspecified country | | s.n. | NY | NY | 3574520 | no |
| Yucca elata (Engelm.) Engelm. | Unknown or unspecified country | | s.n. | NY | NY | 3574518 | no |
| Yucca elata (Engelm.) Engelm. | Unknown or unspecified country | | s.n. | NY | NY | 3574519 | no |
| Yucca faxoniana Sarg. | Unknown or unspecified country | | s.n. | NY | NY | 3574523 | no |
| Yucca faxoniana Sarg. | Unknown or unspecified country | | s.n. | NY | NY | 3574524 | no |
| Yucca elephantipes Hort ex Regel | Unknown or unspecified country | | s.n. | NY | NY | 3574521 | no |
| Yucca elephantipes Hort ex Regel | Unknown or unspecified country | | s.n. | NY | NY | 3574522 | no |
| Yucca filamentosa L. | Unknown or unspecified country | | s.n. | NY | NY | 3574527 | no |
| Yucca filamentosa L. | Unknown or unspecified country | | s.n. | NY | NY | 3574528 | no |
| Yucca faxoniana Sarg. | Unknown or unspecified country | | s.n. | NY | NY | 3574525 | no |
| Yucca faxoniana Sarg. | Unknown or unspecified country | | s.n. | NY | NY | 3574526 | no |
| Yucca filamentosa L. | Unknown or unspecified country | | s.n. | NY | NY | 3574591 | no |
| Yucca filamentosa L. | Unknown or unspecified country | | s.n. | NY | NY | 3574592 | no |
| Yucca filamentosa L. | Unknown or unspecified country | | s.n. | NY | NY | 3574590 | no |
| Yucca filamentosa L. | Unknown or unspecified country | | s.n. | NY | NY | 3574595 | no |
| Yucca filamentosa L. | Unknown or unspecified country | | s.n. | NY | NY | 3574596 | no |
| Yucca filamentosa L. | Unknown or unspecified country | | s.n. | NY | NY | 3574593 | no |
| Yucca filamentosa L. | Unknown or unspecified country | | s.n. | NY | NY | 3574594 | no |
| Yucca filamentosa L. | Unknown or unspecified country | | s.n. | NY | NY | 3574599 | no |
| Yucca filamentosa L. | Unknown or unspecified country | | s.n. | NY | NY | 3574600 | no |
| Yucca filamentosa L. | Unknown or unspecified country | | s.n. | NY | NY | 3574597 | no |
| Yucca filamentosa L. | Unknown or unspecified country | | s.n. | NY | NY | 3574598 | no |
| Yucca filamentosa L. | Unknown or unspecified country | | s.n. | NY | NY | 3574603 | no |
| Yucca filamentosa L. | Unknown or unspecified country | | s.n. | NY | NY | 3574604 | no |
| Yucca filamentosa L. | Unknown or unspecified country | | s.n. | NY | NY | 3574601 | no |
| Yucca filamentosa L. | Unknown or unspecified country | | s.n. | NY | NY | 3574602 | no |
| Yucca filamentosa L. | Unknown or unspecified country | | s.n. | NY | NY | 3574607 | no |
| Yucca filamentosa L. | Unknown or unspecified country | | s.n. | NY | NY | 3574608 | no |
| Yucca filamentosa L. | Unknown or unspecified country | | s.n. | NY | NY | 3574605 | no |
| Yucca filamentosa L. | Unknown or unspecified country | | s.n. | NY | NY | 3574606 | no |
| Yucca filamentosa L. | Unknown or unspecified country | | s.n. | NY | NY | 3574611 | no |
| Yucca filamentosa L. | Unknown or unspecified country | | s.n. | NY | NY | 3574612 | no |
| Yucca filamentosa L. | Unknown or unspecified country | | s.n. | NY | NY | 3574609 | no |
| Yucca filamentosa L. | Unknown or unspecified country | | s.n. | NY | NY | 3574610 | no |
| Yucca filamentosa L. | Unknown or unspecified country | | s.n. | NY | NY | 3574615 | no |
| Yucca filamentosa L. | Unknown or unspecified country | | s.n. | NY | NY | 3574616 | no |
| Yucca gloriosa L. | Australia | Bates, R.J. | 79351 | AD | AD | AD 220319 | no |
| Yucca gloriosa L. | Australia | Brodie, C.J.; Chinnock, R.J.; Vonow, H.P. | 16 | AD | AD | AD 224502 | no |
| Yucca schottii Engelm. | Unknown or unspecified country | Symon, D.E. | 17293 | AD | AD | AD 209589 | no |
| Yucca schottii Engelm. | Unknown or unspecified country | Symon, D.E. | 17293 | AD | AD | AD 209588 | no |
| Yucca gloriosa L. | Australia | Brodie, C.J.; Symon, D.E. | 136 | AD | AD | AD 226057 | no |
| Yucca decipiens Trel. | Australia | Symon, D.E. | s.n. | AD | AD | AD 221676 | no |
| Yucca gloriosa L. | Australia | Brodie, C.J.; Symon, D.E. | 530 | AD | AD | AD 228533 | no |
| Yucca gloriosa L. | Australia | Brodie, C.J.; Symon, D.E. | 530 | AD | AD | AD 228534 | no |
| Yucca treculeana Carriere | Unknown or unspecified country | Symon, D.E. | s.n. | AD | AD | AD 230689 | no |
| Yucca torreyi Shafer | Australia | Symon, D.E. | s.n. | AD | AD | AD 231871 | no |
| Yucca arizonica McKelvey | Unknown or unspecified country | | s.n. | NY | NY | 3574319 | no |
| Yucca arizonica McKelvey | Unknown or unspecified country | | s.n. | NY | NY | 3574320 | no |
| Yucca arizonica McKelvey | Unknown or unspecified country | | s.n. | NY | NY | 3574317 | no |
| Yucca arizonica McKelvey | Unknown or unspecified country | | s.n. | NY | NY | 3574318 | no |
| Yucca concava Haw. | Unknown or unspecified country | | s.n. | NY | NY | 3574485 | no |
| Yucca confinis McKelvey | Unknown or unspecified country | | s.n. | NY | NY | 3574487 | no |
| Yucca arizonica McKelvey | Unknown or unspecified country | | s.n. | NY | NY | 3574321 | no |
| Yucca brevifolia wolfei Jones 'Jones' | Unknown or unspecified country | | s.n. | NY | NY | 3574470 | no |
| Yucca gilbertiana (Trel.) Rydb. | Unknown or unspecified country | | s.n. | NY | NY | 3574648 | no |
| Yucca draconis L. | Unknown or unspecified country | | s.n. | NY | NY | 3574490 | no |
| Yucca draconis L. | Unknown or unspecified country | | s.n. | NY | NY | 3574491 | no |
| Yucca gloriosa L. | Australia | Bates, R.J. | 62568 | AD | AD | AD 161371 | no |
| Yucca gloriosa L. | Australia | Jaques, T.; Lewis, T. | INP-211 | AD | AD | AD 193505 | no |
| Yucca gloriosa L. | Australia | Jaques, T.; Lewis, T. | INP-211 | AD | AD | AD 193504 | no |
| Yucca gloriosa L. | Australia | Murfet, D.E. | 5267 | AD | AD | AD 196693 | no |
| Yucca whipplei Torr. | United States | C. R. Annable | 2223 | NY | N/A | 201207 | no |
| Yucca schidigera Roezl ex Ortgies | United States | C. R. Annable | 2337 | NY | N/A | 43330 | no |
| Yucca elephantipes Hort ex Regel | United States | C. R. Annable | 2615 | NY | N/A | 195020 | no |
| Yucca thompsoniana Trel. | United States | C. R. Annable | 2993 | NY | N/A | 201295 | no |
| Yucca brevifolia Engelm. | United States | C. R. Annable | 2335 | NY | N/A | 43303 | no |
| Yucca brevifolia Engelm. | Unknown or unspecified country | | s.n. | NY | NY | 03330475 | no |
| Yucca elata (Engelm.) Engelm. | United States | D. E. Atha | 606 | NY | N/A | 42252 | no |
| Yucca flaccida Haw. | United States | James S. Miller, Sharon Bodine & Amy Pool | 8405 | MO | Tropicos | 883329 | no |
| Yucca guatemalensis Baker | Nicaragua | R.M. Rueda, I. Coronado G., W. Velásquez & M. Arróliga | 11441 | MO | Tropicos | 1338008 | no |
| Yucca linearifolia Clary | Mexico | K.H. Clary, B.L. Turner & T. Patterson | 364 | MO | Tropicos | 1389223 | yes |
| Yucca carnerosana (Trel.) McKelvey | Mexico | C.G. Pringle | 3912 | MO | Tropicos | 1390795 | yes |
| Yucca endlichiana Trel. | Mexico | R. Endlich | 6 | MO | Tropicos | 1390799 | yes |
| Yucca decipiens Trel. | Mexico | Trelease | 154 | MO | Tropicos | 1390831 | yes |
| Yucca torreyi parviflora McKelvey | Mexico | A. Wislizenus | 221 | MO | Tropicos | 1390832 | yes |
| Yucca filamentosa L. | United States | James C. Solomon | 2007 | MO | Tropicos | 1400162 | no |
| Yucca treculeana Carrière | United States | James C. Solomon | 2740 | MO | Tropicos | 1406419 | yes |
| Yucca schidigera Ortgies | United States | J. Stone & S. Bodine | 2863 | MO | Tropicos | 1437979 | no |
| Yucca guatemalensis Baker | Nicaragua | R.M. Rueda, I. Coronado G., W. Velásquez & M. Arróliga | 12570 | MO | Tropicos | 1493992 | no |
| Yucca glauca Nutt. | United States | D. L. Hazlett | 9014 | NY | N/A | 201661 | no |
| Yucca flaccida Haw. | United States | D. B. Ward | 10740 | NY | N/A | 743642 | yes |
| Yucca thompsoniana Trel. | United States | J. M. Bigelow | s.n. | NY | N/A | 688486 | yes |
| Yucca schottii Engelm. | Unknown or unspecified country | A. C. V. Schott | s.n. | NY | N/A | 621784 | yes |
| Yucca baccata Torr. | United States | J. M. Bigelow | 823 | NY | N/A | 320132 | yes |
| Yucca toftiae S.L.Welsh | United States | S. L. Welsh | 11935a | NY | N/A | 688488 | yes |
| Yucca aloifolia L. | United States | H. T. Beck | 1076 | NY | N/A | 40358 | no |
| Yucca aloifolia L. | United States | J. B. Nelson | 17770 | NY | N/A | 190090 | no |
| Yucca aloifolia L. | Haiti | T. A. Zanoni | 27649 | NY | N/A | 01402477 | yes |
| Yucca thompsoniana Trel. | United States | J. M. Bigelow | s.n. | NY | N/A | 688487 | yes |
| Yucca schidigera Roezl ex Ortgies | United States | J. B. Walker | 1157 | NY | N/A | 43044 | no |
| Yucca harrimaniae sterilis Neese & S.L.Welsh | United States | S. L. Welsh | 18461 | NY | N/A | 320138 | yes |
| Yucca whipplei Torr. | United States | J. M. Bigelow | s.n.. | NY | N/A | 803964 | yes |
| Yucca aloifolia L. | Unknown or unspecified country | | s.n. | NY | N/A | 1402429 | yes |
| Yucca aloifolia L. | Dominican Republic | I. Vandebroek | 257 | NY | N/A | 00205611 | yes |
| Yucca smalliana Fernald | United States | A. H. Curtiss | 2950 | NY | N/A | 688479 | yes |
| Yucca smalliana Fernald | United States | A. H. Curtiss | 2950 | NY | N/A | 688477 | yes |
| Yucca smalliana Fernald | United States | A. H. Curtiss | 2950 | NY | N/A | 688478 | yes |
| Yucca aloifolia L. | Unknown or unspecified country | | s.n. | NY | NY | 02715069 | yes |
| Yucca smalliana Fernald | United States | A. H. Curtiss | 2950 | NY | N/A | 688480 | yes |
| Yucca | Micronesia, Federated States of | S. T. Wakuk | 127 | NY | N/A | 02137036 | yes |
| Yucca filifera Hort ex Engelm. | Unknown or unspecified country | | s.n. | NY | NY | 02736723 | yes |
| Yucca louisianensis Trel. | United States | C. R. Ball | 558 | NY | N/A | 688483 | yes |
| Yucca filamentosa L. | Unknown or unspecified country | | s.n. | NY | NY | 02746705 | yes |
| Yucca baccata Torr. | United States | J. M. Bigelow | s.n. | NY | N/A | 320134 | yes |
| Yucca baccata Torr. | United States | J. M. Bigelow | s.n. | NY | N/A | 320133 | yes |
| Yucca | United States | D. E. Atha | 490 | NY | N/A | 01088090 | no |
| Yucca | United States | D. E. Atha | 420 | NY | N/A | 01088070 | no |
| Yucca aloifolia L. | Unknown or unspecified country | | s.n. | NY | N/A | 1402444 | yes |
| Yucca aloifolia L. | Australia | Keighery, G.J. | 9116 | AD | AD | AD 99007171 | no |
| Yucca | Australia | Barker, W.R. | 6542 | AD | AD | AD 99033183 | no |
| Yucca gloriosa L. | Australia | Bates, R.J. | 28205 | AD | AD | AD 99223348 | no |
| Yucca gloriosa L. | Australia | Symon, D.E. | 15123 | AD | AD | AD 99226042 | no |
| Yucca aloifolia tricolor | Australia | Symon, D.E. | s.n. | AD | AD | AD 99213011 | no |
| Yucca gloriosa L. | Australia | Symon, D.E. | 15052 | AD | AD | AD 99213010 | no |
| Yucca gloriosa L. | Australia | Symon, D.E. | 15232A | AD | AD | AD 99520141 | no |
| Yucca decipiens Trel. | Mexico | Symon, D.E. | s.n. | AD | AD | AD 99511397 | no |
| Yucca decipiens Trel. | Mexico | Symon, D.E. | s.n. | AD | AD | AD 99511409 | no |
| Yucca aloifolia L. | Australia | Batianoff, G.N.; Carter, J. | 9208140 | AD | AD | AD 99429106 | no |
| Yucca schottii Engelm. | Australia | Symon, D.E. | s.n. | AD | AD | AD 99611016 | no |
| Yucca schottii Engelm. | Australia | Symon, D.E. | s.n. | AD | AD | AD 99611015 | no |
| Yucca aloifolia L. | Australia | Batianoff, G.N.; Franks, A.J. | 941138 | AD | AD | AD 99627198 | no |
| Yucca sp. R.Br. | Australia | Alcock, K.M. | 63 | AD | AD | AD 99131088 | no |
| Yucca intermedia McKelvey | United States | Racz, I. | 8133 | HO | HO | HO 74592 | no |
| Yucca baccata Torr. | United States | Racz, I. | 8251a | HO | HO | HO 74901 | no |
| Yucca glauca stricta (Sims.) Trel. | United States | Racz, I. | 8405 | HO | HO | HO 74904 | no |
| Yucca elata Engelm. | United States | Racz, I. | 8055 | HO | HO | HO 74899 | no |
| Yucca rostrata Engelm. | United States | Racz, I. | s.n. | HO | HO | HO 74890 | no |
| Yucca elata Engelm. | United States | Racz, I. | 8062 | HO | HO | HO 74608 | no |
| Yucca whipplei Torr. | United States | Racz, I. | 8644b | HO | HO | HO 74602 | no |
| Yucca aloifolia L. | Australia | Finnigan, J. | s.n. | NSW | NSW | NSW 258942 | no |
| Yucca aloifolia L. | Australia | Finnigan, J. | s.n. | NSW | NSW | NSW 259285 | no |