white thistle

Thesaurus

Noun	1.	white thistle - any plant of the genus Argemone having large white or yellow flowers and prickly leaves and stems and pods; chiefly of tropical Americaargemone, devil's fig, prickly poppygenus Argemone - prickly poppiesArgemone mexicana, Mexican poppy - annual herb with prickly stems and large yellow flowers; southern United States to West Indies and Mexicoherb, herbaceous plant - a plant lacking a permanent woody stem; many are flowering garden plants or potherbs; some having medicinal properties; some are pests
	2.	white thistle - spiny shrub with silvery-scurfy foliage of alkaline plains of southwestern United States and MexicoAtriplex lentiformis, quail brush, quail bushsaltbush - any of various shrubby plants of the genus Atriplex that thrive in dry alkaline soil