corn cockle

Từ điển WordNet v3.1 - WordNet Dictionary

noun

European annual having large trumpet-shaped reddish-purple flowers and poisonous seed;
a common weed in grainfields and beside roadways;
naturalized in America
• Syn:
corn campion, crown-of-the-field, Agrostemma githago
• Hypernyms:
weed
• Member Holonyms:
Agrostemma, genus Agrostemma