| Taxon | Collector | Location | Type Status | Barcode | |
|---|---|---|---|---|---|
| Piptadenia macrocarpa f. microcarpa Chodat & Hassl. | E. Hassler 7466 | Paraguay. Prope Concepción. | isosyntype | 3229 |  |
| Piptadenia hassleriana Chodat & Hassl. | E. Hassler 6641 s.d. | Paraguay. In silvis montanis Cordillera de Piribebuy. | isosyntype | 3211 |  |
| Piptadenia hassleriana Chodat & Hassl. | E. Hassler 6641a s.d. | Paraguay. In silvis montanis Cordillera de Piribebuy. | isosyntype | 3212 |  |
| Piptadenia trisperma (Vell.) Benth. | Martii Herbar. Florae Brasil. 146 | Brazil. Prov. Rio Janeiro et Bahia. | 1548 | ||
| Piptadenia trisperma (Vell.) Benth. | J. B. E. Pohl s.n. | Brazil. Brasilia. | 459328 |  | |
| Piptadenia trisperma (Vell.) Benth. | Martii Herbar. Florae Brasil. 146 | Brazil. Prov. Rio Janeiro et Bahia. | 459334 |  | |
| Piptadenia tocantina Duck. | R. de Lemos Fróes 1875 08 Sep 1932 | Brazil. Maranhão. Mata do Casins. Maracassumé River region. | isotype | 3249 |  |
| Piptadenia similis Britton & Killip | Fr. Elias 263 Jul 1927 | Colombia. Sucre. Muacuri [spelling ?], Bararanquilla. | holotype fragment | 3246 |  |
| Piptadenia speciosa Britton & Killip | Fr. Elias 394 Jan 1928 | Colombia. Sucre. Puerto Colombia, Barranquilla. | holotype fragment | 3247 |  |
| Piptadenia speciosa Britton & Killip | Fr. Elias 513 Aug 1928 | Colombia. Sucre. Barranquilla. | possible type | 3248 |  |
| Piptadenia macrocarpa f. puberula Chodat & Hassl. | E. Hassler 7840 | Paraguay. In silva campestre prope Bellavista. | isotype | 3230 |  |
| Piptadenia gonoacantha (Mart.) J.F.Macbr. | F. J. Fernández Casas 6125 with J. Molero, 09 Feb 1982 | Paraguay. Amambay. Cerca del Parque Nacional Cerro Corá, junto a Gas Ory. | 459210 | ||
| Piptadenia gonoacantha (Mart.) J.F.Macbr. | L. Riedel 1798 01 Dec 1933 | Brazil. Brasilia. | 459219 |  | |
| Piptadenia gonoacantha (Mart.) J.F.Macbr. | B. D. Sucre 3397 with P. I. S. Braga 999, 01 Jul 1968 | Brazil. Rio de Janeiro. Guanabara, Itapuca. | 459196 |  | |
| Piptadenia macradenia Benth. | J. B. E. Pohl 1466 s.d. | Brazil. Goiás. Ad Rio Agajute [=Côrrego Agapoté near Serra Domada]. | isosyntype | 3224 |  |
| Piptadenia macradenia Benth. | P. Clausen 835 s.d. | Brazil. Minas Gerais. Ad Duro Branco, in paludosis [=In paludosis ad Ouro Branco, Minas Gerais]. | isosyntype | 3225 |  |
| Piptadenia macradenia Benth. | P. Clausen 819 | Brazil. Minas Gerais. Ad Duro Branco, in paludosis [=In paludosis ad Ouro Branco, Minas Gerais]. | isosyntype | 3256 |  |
| Piptadenia macrocarpa var. vestita Chodat & Hassl. | E. Hassler 8848 | Paraguay. Prope Bellavista. | isotype | 3232 |  |
| Piptadenia latifolia Benth. | C. F. P. von Martius 145 | Brazil. M. Corcovado, Prov. Sebastianopolis. | possible type | 3219 |  |
| Piptadenia colubrina (Vell.) Benth. | C. F. P. von Martius 1105 | Brazil. Brasilia. | type | 3204 |  |