threadleaf groundsel

Thesaurus

Noun

1.threadleaf groundsel - bluish-green bushy leafy plant covered with close white wool and bearing branched clusters of yellow flower heads; southwestern United States; toxic to range livestockSenecio doublasiigenus Senecio, Senecio - enormous and diverse cosmopolitan genus of trees and shrubs and vines and herbs including many weedsweed - any plant that crowds out cultivated plants