| ID illustration | 444455 | 
| ID publication | 4577 | 
| ID volume | 5963 | 
| code scanning institute | JSTOR | 
| scanning institute | JSTOR digital library, U.S.A. | 
| URL volume | |
| ID species cited | 655970 | 
| species cited | Melocactus depressus Hook. | 
| ID basionym cited | 655970 | 
| basionym cited | Melocactus depressus Hook. | 
| ID species recognized | 656210 | 
| species recognized | Melocactus violaceus Pfeiff. | 
| ID basionym recognized | 656210 | 
| basionym recognized | Melocactus violaceus Pfeiff. | 
| ID genus cited | 1694 | 
| genus cited | Melocactus | 
| ID genus recognized | 1694 | 
| genus recognized | Melocactus | 
| Melocactus violaceus Pfeiff. [7] | |
|   | Cactaceae - Cactoideae - Cereeae - | 
| vernacular names | 
											
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| Melocactus Link & Otto [80] | |
| W. Curtis, Bot. Mag., ser. 2, vol. 20(): : p. 182, fig. 6.2 (2003) [W.H. Fitch] [58] | |
| drawing: W.H. Fitch [6608] | |
| epithet recognized species: violaceus,-a,-um [331] | |
| epithet cited species: depressus,-a,-um [99] | |
| Illustration contributed by: | JSTOR digital library, U.S.A. |