| a European composite plant, Hieracium aurantiacum, having orange, dandelionlike flowers, growing as a weed, esp. in eastern North America. |
| orange hawkweed n. 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. |
