- Senecio hieracifolius
- Hawkweed Hawk"weed` (-w[=e]d`), n. (Bot.) (a) A plant of the genus {Hieracium}; -- so called from the ancient belief that birds of prey used its juice to strengthen their vision. (b) A plant of the genus {Senecio} ({Senecio hieracifolius}). --Loudon. [1913 Webster]
The Collaborative International Dictionary of English. 2000.