clotbur

Từ điển WordNet v3.1 - WordNet Dictionary

noun

any of several erect biennial herbs of temperate Eurasia having stout taproots and producing burs
• Syn:
burdock
• Hypernyms:
subshrub, suffrutex
• Hyponyms:
common burdock, lesser burdock, Arctium minus, great burdock, greater burdock,
cocklebur, Arctium lappa
• Member Holonyms:
Arctium, genus Arctium