| white thistle 
 
 1. any plant of the genus Argemone having large white or yellow flowers and prickly leaves and stems and pods;
 chiefly of tropical America
 • Syn:
 prickly poppy, argemone, devil's fig
 • Hypernyms:
 herb, herbaceous plant
 • Hyponyms:
 Mexican poppy, Argemone mexicana
 • Member Holonyms:
 genus Argemone
 2. spiny shrub with silvery-scurfy foliage of alkaline plains of southwestern United States and Mexico
 • Syn:
 quail bush, quail brush, Atriplex lentiformis
 • Hypernyms:
 saltbush
 
 
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