| Taxon | Collector | Location | Type Status | Barcode | |
|---|---|---|---|---|---|
| Dioscorea minima B.L.Rob. & Seaton | C. G. Pringle 4157 28 Jul 1892 | Mexico. Michoacán. Near Patzcuaro. | isotype | 00248062 |  |
| Dioscorea lyonnetoo C.V.Morton | E. Lyonnet 649 12 Oct 1930 | Mexico. Morelos. Valle de Cuernavaca. | possible type | 00248061 |  |
| Dioscorea peperoides Prain & Burkill | A. D. E. Elmer 6400 May 1904 | Philippines. Benguet. Twin Peaks. Luzon. | syntype | 00319327 |  |
| Dioscorea peperoides Prain & Burkill | A. D. E. Elmer 6399 May 1904 | Philippines. Benguet. Twin Peaks. Luzon. | type | 00319328 |  |
| Dioscorea ulinei Greenm. | C. G. Pringle 6558 18 Sep 1896 | Mexico. Morelos. Barranca above Cuernavaca. | isotype | 00248080 |  |
| Dioscorea monadelpha (Kunth) Griseb. | J. E. Leite 712 Dec 1941 | Brazil. Rio Grande do Sul. São Salvador. | 00643819 |  | |
| Dioscorea trifida L.f. | F. Beekman 70 1979 | French Guiana. | |||
| Dioscorea trifida L.f. | A. Gely 22 1979 | French Guiana. | |||
| Dioscorea hieronymi Uline ex R.Knuth | P. G. Lorentz 369 with G. Hieronymus, Feb 1873 | Argentina. Salta. Pasaje del Rio Juramento. | isotype | 00248126 |  |
| Dioscorea sinuata var. macrotepala Uline | F. C. Hoehne 5673 10 Jun 1921 | Brazil. São Paulo. Butantan. Cult. no Horto Osw. Cruz. | 00643833 |  | |
| Dioscorea crotalariifolia Uline | R. Spruce 3083 1853-1854 | Brazil. Prope San Carlos, ad Rio Negro Brasiliae borealis. | isotype | 00248109 |  |
| Dioscorea sinuata Vell. var. sinuata | Collector unspecified s.n. 15 May 1863 | Brazil. Brasilia. | 00643847 |  | |
| Dioscorea piperifolia Humb. & Bonpl. ex Willd. | J. G. Kuhlmann s.n. 10 Aug 1959 | Brazil. Rio de Janeiro. Itauhanha, Barra da Tijuca. | 00643780 |  | |
| Dioscorea piperifolia Humb. & Bonpl. ex Willd. | B. D. Sucre 1589 23 Aug 1967 | Brazil. Rio de Janeiro. Parque da Cidade, caminho para mata da Lagoinha. | 00643787 |  | |
| Dioscorea piperifolia Humb. & Bonpl. ex Willd. | G. F. J. Pabst 5694 13 Aug 1961 | Brazil. Rio de Janeiro. Furnas de Agassiz. | 00643772 |  | |
| Dioscorea piperifolia Humb. & Bonpl. ex Willd. | A. P. Duarte 6260 16 Mar 1962 | Brazil. Rio de Janeiro. Guanabara; Fundos do Palácio das Larangeiras. | 00643771 |  | |
| Dioscorea trifurcata Hauman | A. P. Duarte s.n. 12 Oct 1948 | Brazil. Rio de Janeiro. Serra de Petrópolis km 60 ±. | 00617887 |  | |
| Dioscorea oblonga Gleason | A. S. Hitchcock 17559 16 Jan 1920-17 Jan 1920 | Guyana. Issorora, Aruka River. | holotype | 00248158 |  |
| Dioscorea polygonoides Humb. & Bonpl. ex Willd. | A. C. Brade 15335 02 Aug 1936 | Brazil. Rio de Janeiro. Rio de Janeiro, Pao de Açucar. | 00643795 |  | |
| Dioscorea trifoliata Kunth | R. Spruce 3580 Jun 1854 | Venezuela. Prope Maypures, ad flumen Orinoco. | lectotype | 00248196 |  |
| Dioscorea orthogoneura Uline | W. J. Burchell 6306 23 Oct 1827 | Brazil. Goiás. Méia Ponte to Caisára (There is a Corrego de Cahyssara west and a little south of Pirenópolis). | syntype | 00248160 |  |
| Dioscorea remotiflora var. maculata Uline | C. G. Pringle 4527 06 Sep 1893 | Mexico. Jalisco. Barranca near Guadalajara. | isotype | 00248072 |  |
| Dioscorea laxiflora Mart. ex Griseb. | B. D. Sucre 9183 with et al, 03 Jun 1972 | Brazil. Rio de Janeiro. Restinga de Maranboia, Rio Vermelha. | 00617932 |  | |
| Dioscorea laxiflora Mart. ex Griseb. | J. G. Kuhlmann s.n. 19 May 1925 | Brazil. Rio de Janeiro. Ipanema. | 00617931 |  | |
| Dioscorea laxiflora Mart. ex Griseb. | F. C. Hoehne 17308 with A. Gehrt, 13 Apr 1926 | Brazil. Rio de Janeiro. Barra do Pirahy. | 00617933 |  | |
| Dioscorea versicolor Buch.-Ham. ex Wall. | F. Desilva 5106 s.d. | India. Sillet. | possible type | 00319322 |  |
| Dioscorea chingii Prain & Burkill | R. C. Ching 5347 25 May 1928 | China. Guangxi Zhuang. Tia Lian Shan, Luchen, N. Kwangsi. | type | 00319304 |  |
| Dioscorea | N. G. L. Guppy F.D.7313 (Field No. G337) 02 Oct 1952 | Guyana. Southern British Guiana. Bare granitic summit facing north 6 miles east of Onoro mouth. | not a type | 00248085 |  |
| Dioscorea craibiana Prain & Burkill | D. J. Collins 1547 24 Nov 1927 | Thailand. Siam. Spiracha [sp?]. | type | 00319314 |  |
| Dioscorea albicaulis Uline | E. T. Heyde 3869 with E. Lux, Sep 1892 | Guatemala. Santa Rosa. Cerro Gordo. | syntype | 00248043 |  |
| Dioscorea pringlei B.L.Rob. | C. G. Pringle 4526 07 Sep 1893 | Mexico. Jalisco. Barranca near Guadalajara. | isotype | 00248069 |  |
| Dioscorea tamoidea var. lindenii Uline | J. J. Linden 2077 1843-1844 | Cuba. | isotype | 00073363 |  |
| Dioscorea remotiflora var. palmeri Uline | E. Palmer 331 Jun 1886 - Oct 1886 | Mexico. Jalisco. Río Blanco. | isotype | 00248071 |  |
| Dioscorea tarijensis R.Knuth | K. Fiebrig 2915 21 Mar 1904 | Bolivia. Pinos beé Tarija. | isolectotype | 00248192 |  |
| Dioscorea bonariensis Ten. | E. Hassler 2866 Jan 1903 | Paraguay. Chaco. Gran Chaco: Ad ripam occidentalem flum. Paraguay. | 00617913 | ||
| Dioscorea bonariensis Ten. | K. Fiebrig 2742 18 Mar 1904 | Bolivia. Chuquisaca. | 00617914 | ||
| Dioscorea bonariensis Ten. | Á. L. Cabrera 2012 14 Jan 1932 | Argentina. Buenos Aires. Ribera del Rio de la Plata: Punta Lara. | 00617915 | ||
| Dioscorea pseudomacrocapsa G.M.Barroso, E.F.Guim. & Sucre | B. D. Sucre 7351 with G. Barroso, E. Guimaraes & Sucre, s.d. | Brazil. Rio de Janeiro. Formaçao rupícola de encosta em Jacarepaguá. | isotype | 00248169 |  |
| Dioscorea pseudomacrocapsa G.M.Barroso, E.F.Guim. & Sucre | B. D. Sucre 7351 with G. Barroso, E. Guimaraes & Sucre, 29 Dec 1970 | Brazil. Rio de Janeiro. Formaçao rupícola de encosta em Jacarepaguá. | isotype | 00248170 |  |
| Dioscorea hirsuticaulis B.L.Rob. | C. G. Pringle 4572 14 Oct 1893 | Mexico. Jalisco. Barranca of Tequila. | isotype | 00248055 |  |
| Dioscorea monadelpha Griseb. | E. Hassler 12653 May 1913 | Paraguay. Paraguaria Centralis: In regione lacus Ypacaray. | 00617925 |  | |
| Dioscorea clemensii R.Knuth | J. Clemens 6474 with M. S. Clemens, 13 Aug 1929 | Malaysia. Sarawak. Kapit. | isotype | 00319323 |  |
| Dioscorea glabra var. pahagensis Prain & Burkill | M. R. Henderson 22105 21 Jul 1929 | Singapore. Malay Peninsula. Pahang: Sungai Perhang, lake Tembeling [sp?]. Altitud low. | isolectotype | 00319315 |  |
| Dioscorea nitroidea T.Clayton | G. Mandon 1230 Feb-Apr 1860 | Bolivia. Prov. Larecaja. Vicinis Sorata, Cerro del [sp?], San Pedro. [sp?]. | holotype | 00248149 |  |
| Dioscorea concepcionis Chodat & Hassl. | E. Hassler 6861 Dec 1900 | Paraguay. In regione cursus superioris fluminis Y-acá. | isosyntype | 00248108 |  |
| Dioscorea ovata Vell. | F. C. Hoehne 5715 with Aug. Gehrt, 06 Oct 1936 | Brazil. São Paulo. Est. Biol., A. Serra, Sao Paulo. | 00643754 |  | |
| Dioscorea spicata (Vell.) Pedralli | B. D. Sucre 6623 16 Apr 1970 | Brazil. Rio de Janeiro. Guanabara; Morro Dna. Marta. | 00643854 |  | |
| Dioscorea spicata (Vell.) Pedralli | B. D. Sucre 8514 24 Feb 1972 | Brazil. Rio de Janeiro. Guanabara, Morro Queimado. | 00643855 |  | |
| Dioscorea marginata Griseb. | G. A. Romero 1657 with F. Guanchez, 11 Oct 1988 | Venezuela. Conuco indigena recien fundado, N de Raudalito, Rio Sipapo. | 00643856 | ||
| Dioscorea soror Prain & Burkill | A. D. E. Elmer 6737 Nov 1904 | Philippines. Bataan. Mt. Mariveles. Island Luzon. | isotype | 00319330 |  |
| Dioscorea polyphylla R.Knuth | P. T. Barnes Forestry Bureau No. 69 Nov. 1903 | Philippines. Bataan. Lamao river. Luzon. | possible type | 00319329 |  |
| Dioscorea sandwithii B.G.Schub. | S. Bampton 25 16 Dec 1959 | Belize. Collected [originally] near Belize, 23 Feb 1959. | possible type | 00230687 |  |
| Dioscorea rumicoides Griseb. | B. D. Sucre 6361 25 Nov 1969 | Brazil. Rio de Janeiro. Guanabara, Reserva da Mata da Tijuca, pelo Grajau. | 00643799 |  | |
| Dioscorea rumicoides Griseb. | B. D. Sucre 9921 02 Apr 1973 | Brazil. Rio de Janeiro. Serra de Barata, Reserva da Represa do Piraraquara, Realengo. | 00643800 |  | |
| Dioscorea jaliscana S.Watson | C. G. Pringle 4528 08 Sep 1893 | Mexico. Jalisco. Near Guadalajara. | 00248057 |  | |
| Dioscorea delicata R.Knuth | A. Gehrt 5715 09 Jul 1921 | Brazil. São Paulo. Alto da Serra. Planta da Estaçao Biologica. | isotype | 00248110 |  |
| Dioscorea sikkimensis Prain & Burkill | Herb. Griffith 5555 s.d. | India. East Himalaya. | isolectotype | 00319320 |  |
| Dioscorea lanosa Gleason | J. S. de la Cruz 3875 10 May 1923-23 May 1923 | Guyana. North West. Wanama river. | holotype | 00248137 |  |
| Dioscorea chaponensis R.Knuth | A. E. Lawrance 329 16 Jul 1932 | Colombia. Boyacá. Region of Mt. Chapon, extreme western part of Dept. Boyaca, 100 m north-west of Bogota. | isotype | 00248103 |  |
| Dioscorea cyphocarpa B.L.Rob. | C. G. Pringle 10339 13 Oct 1906 | Mexico. Guerrero. Iguala Canyon. | isotype | 00248050 |  |