A plant of the genus Hieracium; so called from the ancient belief that birds of prey used its juice to strengthen their vision
Any of the approximately 200 species of weedy plants that make up the genus Hieracium, in the composite family, native to temperate regions. Mouse-ear hawkweed (H. pilosella), orange hawkweed (H. aurantiacum), and common hawkweed (H. vulgatum) are widely distributed weeds. Some species are cultivated as garden ornamentals for their attractive flower clusters
any of numerous often hairy plants of the genus Hieracium having yellow or orange flowers that resemble the dandelion any of various plants of the genus Pilosella
A European perennial weed (Hieracium aurantiacum) common on the Pacific coast and the eastern regions of North America, having hairy leaves and clusters of orange-red flower heads. Also called devil's paintbrush
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