| ID illustration | 194103 |
| ID publication | 3116 |
| ID volume | 236354 |
| code scanning institute | NYBG |
| scanning institute | New York Botanical Garden, U.S.A. |
| URL volume | https://archive.org/details/plantaemattogros00rodr |
| ID species cited | 635314 |
| species cited | Malacocarpus heptacanthus Barb. Rodr. |
| ID basionym cited | 635314 |
| basionym cited | Malacocarpus heptacanthus Barb. Rodr. |
| ID species recognized | 351731 |
| species recognized | Discocactus heptacanthus (Barb. Rodr.) Britton & Rose |
| ID basionym recognized | 635314 |
| basionym recognized | Malacocarpus heptacanthus Barb. Rodr. |
| ID genus cited | 90278 |
| genus cited | Malacocarpus |
| ID genus recognized | 1707 |
| genus recognized | Discocactus |
| Discocactus heptacanthus (Barb. Rodr.) Britton & Rose [2] | |
|   | Zygophyllaceae - Tetradiclidaceae - |
| vernacular names |
|
| Discocactus Pfeiff. [9] | |
| J. Barbosa Rodrigues, Pl. Mattogr.: t. 11 (1898) [16] | |
| drawing: J. Barbosa Rodrigues [343] | |
| epithet recognized species: heptacanthus,-a,-um [1] | |
| epithet cited species: heptacanthus,-a,-um [1] | |
| Illustration contributed by: | New York Botanical Garden, U.S.A. |