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(Plants) any of various plants of the genus Argemone of the family Papaveraceae, which are native to the Americas, have large white or yellow flowers and are covered in prickles
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|Noun||1.||argemone - any plant of the genus Argemone having large white or yellow flowers and prickly leaves and stems and pods; chiefly of tropical America|
genus Argemone - prickly poppies
Argemone mexicana, Mexican poppy - annual herb with prickly stems and large yellow flowers; southern United States to West Indies and Mexico