We found 2 definitions of white thistle from 1 different sources.
Noun |
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white thistle - any plant of the genus Argemone having large white or yellow flowers and prickly leaves and stems and pods; chiefly of tropical America | ||
prickly poppy, argemone, devil's fig | ||
herbaceous plant, herb aromatic potherb used in cookery for its savory qualities | ||
genus argemone prickly poppies | ||
white thistle - spiny shrub with silvery-scurfy foliage of alkaline plains of southwestern United States and Mexico | ||
quail bush, quail brush, Atriplex lentiformis |