1. genus of slender often treelike spiny cacti with solitary showy nocturnal white or pink flowers; Florida and Caribbean to South America; [syn: Harrisia, genus Harrisia]
WordNet (r) 3.0 (2006):
genus Harrisia
n 1: genus of slender often treelike spiny cacti with solitary
showy nocturnal white or pink flowers; Florida and
Caribbean to South America [syn: Harrisia, genus
Harrisia]