| Family: | Cactaceae (kak-TAY-see-ee) (Info) |
| Genus: | Echinopsis (ek-in-OP-sis) (Info) |
| Species: | huascha (WAS-kuh) (Info) |
| Synonym: | Lobivia grandiflora |
| Synonym: | Helianthocereus grandiflorus |
| Synonym: | Trichocereus rowleyi |
| Synonym: | Trichocereus huascha |
| Synonym: | Cereus huascha |