| Family: | Cactaceae (kak-TAY-see-ee) (Info) |
| Genus: | Pilosocereus (pil-oh-so-KER-ee-us) (Info) |
| Species: | pachycladus (pak-ee-KLAD-us) (Info) |
| Synonym: | Pilosocereus pachycladus subsp. pachycladus |
| Synonym: | Pseudopilocereus pachycladus |
| Synonym: | Pilosocereus atroflavispinus |
| Synonym: | Pseudopilocereus atroflavispinus |
| Synonym: | Pseudopilocereus azureus |