| Taxon | Collector | Location | Type Status | Barcode | |
|---|---|---|---|---|---|
| Dioscorea trilinguis Griseb. | B. D. Sucre 6627 16 Apr 1970 | Brazil. Rio de Janeiro. Morro Dna. Manta. | 00643861 | ||
| Dioscorea | S. A. Mori 10137 with T. S. dos Santos, 06 Jun 1978 | Brazil. Bahia. Itacaré Mun. Ramal da Torre da Embratel, com entrada no km 15 da Rod. Ubaitaba/Itacaré (BR 654). A 5,8 km da entrada. Folha SD-24 (14-39c). | 01922342 |  | |
| Dioscorea plumifera B.L.Rob. | C. G. Pringle 4530 14 Oct 1893 | Mexico. Jalisco. Barranca of Tequila. | isotype | 00248068 |  |
| Dioscorea amazonum var. sprucei R.Knuth | R. Spruce 2849 Oct 1852 - Jan 1853 | Colombia. Prope Panuré ad Rio Vaupés. | isotype | 00248089 |  |
| Dioscorea ekmanii R.Knuth | E. L. Ekman 1336 11 Jun 1914 | Cuba. Havana: Tapastre, Lomas de la Jaula, Callejon del Matador. | type fragment | 00073360 |  |
| Dioscorea boliviensis R.Knuth | K. Fiebrig 3145 13 Mar 1904 | Bolivia. Pinos beé Tarija. | isotype | 00248097 |  |
| Dioscorea simulans Prain & Burkill | R. C. Ching 5335 25 May 1928 | China. Guangxi Zhuang. Tia Lian Shan, Luchen, N. Kwangsi. | holotype | 00319312 |  |
| Dioscorea rigida R.Knuth | E. L. Ekman 16681 12 Jun 1923 | Cuba. Pinar del Río. Sierra de Santo Tomás. | type fragment | 00073362 |  |
| Dioscorea spicata var. parvifolia Prain & Burkill | G. H. K. Thwaites 2871 s.d. | Sri Lanka. | isolectotype | 00319321 |  |
| Dioscorea polystachya Turcz. | G. F. Buddell, II 1297 22 Jul 1983 | United States of America. Kentucky. Pendleton Co. Along Licking River in Falmouth. | 00663940 |  | |
| Dioscorea polystachya Turcz. | M. L. Fernald 12304 with Bayard Long, 13 Jul 1940 | United States of America. Virginia. Richmond Co. Richmond. Near margin of a canal from James River. | 00663942 |  | |
| Dioscorea lorentzii var. mandoni Uline ex R.Knuth | G. Mandon 1229 Feb-Apr 1860 | Bolivia. Prov. Larecaja. Vicinis Sorata; intersivum Challasuyo et Eaquecaka (Inimapi) [spelling ?]. | isotype | 00248144 |  |
| Dioscorea | J. B. Walker 551 with Wilfred Warrior, Leopoldo Romero, Rolando Colon, 17 Jan 1994 | Belize. Belize. Monkey Bay Wildlife Sanctuary. Mile 31.5 on Western Highway. | 00840325 | ||
| Dioscorea | J. B. Walker 552 with Wilfred Warrior, Leopoldo Romero, Rolando Cocon, 17 Jan 1994 | Belize. Belize. Monkey Bay Wildlife Sanctuary. Mile 31.5 on Western Highway. | 01040822 | ||
| Dioscorea lagoa-santa Uline ex R.Knuth | G. Mandon 1230 Feb-Apr 1860 | Bolivia. Prov. Larecaja. Vicinis Sorata, Cerro del [sp?], San Pedro. [sp?]. | syntype | 00248136 |  |
| Dioscorea lawrancei R.Knuth | A. E. Lawrance 472A 16 Jul 1932 | Colombia. Boyacá. Region of Mt. Chapon, extreme western part of Dept. Boyacá, NW of Bogotá. | isotype | 00248140 |  |
| Dioscorea kweichowensis R.Knuth | A. N. Steward 198 with C. Y. Chiao & H. C. Cheo, 06 Aug 1931 | China. Guizhou. Kweichow Province [= Guizhou]. Liang Feng Yah. Tsunyi Hsien. | possible type | 00319310 |  |
| Dioscorea petelotii Prain & Burkill | P. A. Pételot 4395 Aug 1932 | Vietnam. Thanh Hoa. Route de Chapn [sp?]. | isotype | 00319317 |  |
| Dioscorea dodecaneura Vell. | B. D. Sucre 7327 29 Oct 1970 | Brazil. Rio de Janeiro. Guanabara. Estrada Alto da Boa Vista-Simaré. | 00617874 |  | |
| Dioscorea trichanthera Gleason | M. Polak 404 with D. L. W. M. Dalessi, P. J. M. van Steenpaal, 04 Oct 1991 | Guyana. Along access road to Tropenbos ecological resreve, 15 km S of Mabura. | 00617870 |  |