hieracium_aurantiacum
1. [ noun ] (botany) 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: Pilosella_aurantiaca orange_hawkweed
Related terms: weed Pilosella
Similar spelling:   Hieracium_praealtum
  Hieracium_pilocella