Hieracium aurantiacum

Từ điển WordNet v3.1 - WordNet Dictionary

noun

European hawkweed having flower heads with bright orange-red rays;
a troublesome weed especially as naturalized in northeastern North America;
sometimes placed in genus Hieracium
• Syn:
orange hawkweed, Pilosella aurantiaca
• Hypernyms:
weed
• Member Holonyms:
Pilosella, genus Pilosella