snake cactus
noun› Any cactus of several species:
1
Acanthocereus tetragonus (barbed-wire cactus).
2
Bergerocactus emoryi (golden cereus, golden spine cereus).
3
Cylindropuntia spinosior (cane cholla, spiny cholla).
4
Morangaya pensilis (syn. Echinocereus pensilis).
5
Nyctocereus serpentinus (Mexican night-bloom cereus, serpent cactus).
6
Selenicereus spp. (midnight cactuses).