hieracium aurantiacum

Noun hieracium aurantiacum has 1 sense

• hieracium aurantiacum(n = noun.plant) orange hawkweed, 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;
is a member of genus pilosella, pilosella
is a kind of weed