| ID illustration | 392011 |
| ID publication | 4047 |
| ID volume | 8089 |
| code scanning institute | SI |
| scanning institute | Smithsonian Institute, Washington, D.C., U.S.A. |
| URL volume | |
| ID species cited | 171896 |
| species cited | Cactus placentiformis Lehm. |
| ID basionym cited | 171896 |
| basionym cited | Cactus placentiformis Lehm. |
| ID species recognized | 656147 |
| species recognized | Melocactus placentiformis DC. |
| ID basionym recognized | 656147 |
| basionym recognized | Melocactus placentiformis DC. |
| ID genus cited | 1743 |
| genus cited | Cactus |
| ID genus recognized | 1694 |
| genus recognized | Melocactus |
| Melocactus placentiformis DC. [1] | |
|   | Cactaceae - Cactoideae - Cacteae - |
| vernacular names |
|
| Melocactus Link & Otto [80] | |
| Nova Acta Phys.-Med. Acad. Caes. Leop.-Carol. Nat. Cur., vol. 16(): : (1833) [H. v. Meijer] [2] | |
| epithet recognized species: placentiformis,-is,-e [1] | |
| epithet cited species: placentiformis,-is,-e [1] | |
| Illustration contributed by: | Smithsonian Institute, Washington, D.C., U.S.A. |