epiphyllum

English Thesaurus

1. any cactus of the genus Epiphyllum having flattened jointed irregularly branching stems and showy tubular flowers (noun.plant)

hypernym	:	cactus,
definition	:	any succulent plant of the family Cactaceae native chiefly to arid regions of the New World and usually having spines (noun.plant)

member meronym	:	genus epiphyllum,
definition	:	small genus of tropical American (mainly Central America) cacti (noun.plant)