Erysimum asperum

Từ điển WordNet v3.1 - WordNet Dictionary

noun

biennial or short-lived perennial prairie rocket having orange-yellow flowers;
western North America to Minnesota and Kansas;
sometimes placed in genus Cheiranthus
• Syn:
western wall flower, Cheiranthus asperus, Erysimum arkansanum
• Hypernyms:
flower
• Member Holonyms:
Erysimum, genus Erysimum