| Cycadaceae Pers. | Argentina | Ahumada, O., Agüero & J. | 8186 | MO | Tropicos | 2441563 | no |
| Cycadaceae Pers. | Brazil | Zuloaga, F. O., Morrone & O. | 6947 | MO | Tropicos | 2455662 | no |
| Cycadaceae Pers. | Argentina | Kiesling, R., Múlgura, M. E. & Tombesi, T. | 9127 | MO | Tropicos | 2444204 | no |
| Cycadaceae Pers. | Argentina | Kiesling, R., Múlgura, M. E. & Tombesi, T. | 9162 | MO | Tropicos | 2444218 | no |
| Cycadaceae Pers. | Argentina | Kiesling, R., Múlgura, M. E. & Tombesi, T. | 9125 | MO | Tropicos | 2444264 | no |
| Cycadaceae Pers. | Argentina | Kiesling, R., Múlgura, M. E. & Tombesi, T. | 9163 | MO | Tropicos | 2444231 | no |
| Cycadaceae Pers. | Argentina | Kiesling, R., Múlgura, M. E. & Tombesi, T. | 9201 | MO | Tropicos | 2444244 | no |
| Cycadaceae Pers. | Costa Rica | Barry E. Hammel | 10446 | MO | Tropicos | 2534527 | no |
| Cycadaceae Pers. | Argentina | Zuloaga, F. O., Morrone & O. | 6785 | MO | Tropicos | 2402810 | no |
| Cycadaceae Pers. | Bolivia, Plurinational State of | Fries | 1060 | MO | Tropicos | 2895095 | no |
| Cycadaceae Pers. | Viet Nam | Julie F. Barcelona (PNH) et al. | 1733 | MO | Tropicos | 2815896 | no |
| Cycadaceae Pers. | Belize | Thomas Hawkins | 1186 | MO | Tropicos | 1114245 | no |
| Cycadaceae Pers. | Bolivia, Plurinational State of | Marisol Toledo, B. Mostacedo & T. Fredericksen | 814 | MO | Tropicos | 1323169 | no |
| Cycadaceae Pers. | Bolivia, Plurinational State of | Marisol Toledo & B. Mostacedo | 866 | MO | Tropicos | 1323223 | no |
| Cycadaceae Pers. | Bolivia, Plurinational State of | Marisol Toledo & B. Mostacedo | 863 | MO | Tropicos | 1323220 | no |
| Cycadaceae Pers. | Bolivia, Plurinational State of | Marisol Toledo & B. Mostacedo | 848 | MO | Tropicos | 1323205 | no |
| Cycadaceae Pers. | Peru | | 5335 | MO | Tropicos | 100289253 | no |
| Cycadaceae | Panama | P. M. Peterson | 8585 | NY | N/A | 1163882 | no |
| Cycadaceae Pers. | Bolivia, Plurinational State of | M. Nee | 36996 | MO | Tropicos | 1528788 | no |
| Cycadaceae Pers. | Unknown or unspecified country | James A. Duke | 15588 | MO | Tropicos | 1571257 | no |
| Cycadaceae Pers. | Panama | Thomas B. Croat | 22980 | MO | Tropicos | 1582540 | no |
| Cycadaceae Pers. | Panama | Thomas M. Antonio & William J. Hahn | 4391 | MO | Tropicos | 1948601 | no |
| Cycadaceae Pers. | Panama | Thomas M. Antonio | 5053 | MO | Tropicos | 1951151 | no |
| Cycadaceae Pers. | Mexico | Elizi Matuda | 4241 | MO | Tropicos | 1939177 | no |
| Cycadaceae Pers. | Panama | I.M. Johnston | 109 | MO | Tropicos | 1901501 | no |
| Cycadaceae Pers. | Panama | G. de Nevers | 4084 | MO | Tropicos | 43741 | no |
| Cycadaceae Pers. | Colombia | Thomas B. Croat | 71108 | MO | Tropicos | 43819 | no |
| Cycadaceae Pers. | Venezuela, Bolivarian Republic of | Ronald Liesner, German Carnevali | 22860 | MO | Tropicos | 43864 | no |
| Cycadaceae Pers. | Panama | Gordon McPherson | 7373 | MO | Tropicos | 43951 | no |
| Cycadaceae Pers. | United States | Rousch & Mathias | s.n. 1929 | MO | Tropicos | 44025 | no |
| Cycadaceae Pers. | Colombia | Fabio García C., E. Agualimpia, Y. Prieto, R. Olmos, L.H. Narvaez, M. Morales & R. Polanco | 1493 | MO | Tropicos | 44063 | no |
| Cycadaceae Pers. | South Africa | Bernhardi | s.n. | MO | Tropicos | 44057 | no |
| Cycadaceae Pers. | Colombia | Fabio García C., E. Agualimpia, Y. Prieto, R. Olmos, L.H. Narvaez, M. Morales & R. Polanco | 1632 | MO | Tropicos | 44080 | no |
| Cycadaceae Pers. | United States | Engelmann | s.n. | MO | Tropicos | 44101 | no |
| Cycadaceae Pers. | United States | H.H. Schmidt & M. Merello | 716 | MO | Tropicos | 44129 | no |
| Cycadaceae Pers. | Panama | Thomas B. Croat | 66276 | MO | Tropicos | 44243 | no |
| Cycadaceae | Viet Nam | D. V. Hai | HN-NY 522 | NY | NY | 02808357 | yes |
| Cycadaceae Pers. | Bolivia, Plurinational State of | B. Mostacedo, Saldías, Guillén, Gutiérrez & Arroyo | 956 | MO | Tropicos | 936717 | no |
| Cycadaceae Pers. | Colombia | Thomas B. Croat | 77301 | MO | Tropicos | 976481 | no |
| Cycadaceae Pers. | Bolivia, Plurinational State of | C. Antezana | 1029E | MO | Tropicos | 1396050 | no |
| Cycadaceae Pers. | Panama | James A. Duke, Mireya Correa, Gallegos & Woods | 13614 | MO | Tropicos | 1478712 | no |
| Cycadaceae | Australia | Beauglehole, A.C. | 58498 | MEL | MEL | MEL 2113258A | no |
| Cycadaceae | Australia | Beauglehole, A.C. | 54872 | MEL | MEL | MEL 2113256A | no |