| ID illustration | 51132 |
| ID publication | 164 |
| ID volume | 1081 |
| code scanning institute | MBO |
| scanning institute | Missouri Botanical Garden, St. Louis, U.S.A. |
| URL volume | https://archive.org/details/mobot31753002274329 |
| ID species cited | 171787 |
| species cited | Cactus melocactoides Hoffmanns. |
| ID basionym cited | 171787 |
| basionym cited | Cactus melocactoides Hoffmanns. |
| ID species recognized | 656210 |
| species recognized | Melocactus violaceus Pfeiff. |
| ID basionym recognized | 656210 |
| basionym recognized | Melocactus violaceus Pfeiff. |
| ID genus cited | 1743 |
| genus cited | Cactus |
| ID genus recognized | 1694 |
| genus recognized | Melocactus |
| Melocactus violaceus Pfeiff. [7] | |
| Cactaceae - Cactoideae - Cacteae - | |
| vernacular names |
|
| Melocactus Link & Otto [80] | |
| N.L. Britton, J.N. Rose, Cact., vol. 3 : t. 24 (1922) [M.E. Eaton] [61] | |
| drawing: M.E. Eaton [953] | |
| epithet recognized species: violaceus,-a,-um [331] | |
| epithet cited species: melocactoides [1] | |
| Illustration contributed by: | Missouri Botanical Garden, St. Louis, U.S.A. |
N.L. Britton, J.N. Rose, Cact., vol. 3 : t. 24 (1922) [M.E. Eaton]