| Melocactus pachyacanthus | |
|---|---|
 | |
Scientific classification  | |
| Kingdom: | Plantae |
| Clade: | Tracheophytes |
| Clade: | Angiosperms |
| Clade: | Eudicots |
| Order: | Caryophyllales |
| Family: | Cactaceae |
| Subfamily: | Cactoideae |
| Genus: | Melocactus |
| Species: | M. pachyacanthus |
| Binomial name | |
| Melocactus pachyacanthus Buining & Brederoo | |
Melocactus pachyacanthus is a species of cactus. It is endemic to Brazil, where it is known only from two locations in Bahia. Its populations are fragmented and it is vulnerable to habitat degradation. [1]
