lophophora williamsii

English Thesaurus

1. a small spineless globe-shaped cactus; source of mescal buttons (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)

part holonym	:	magic mushroom, mescal button, sacred mushroom,
definition	:	the button-shaped top of the mescal cactus; a source of psilocybin (noun.plant)

member meronym	:	genus lophophora, lophophora,
definition	:	two species of small cacti of northeastern Mexico and southwestern United States having rounded stems covered with jointed tubercles: mescal (noun.plant)