- Pilosella aurantiaca as a noun:
- 1
Pilosella aurantiaca
noun
1 Pilosella aurantiaca
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.
synonyms: Hieracium aurantiacum, orange hawkweed.
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