threadleaf groundsel


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Noun1.threadleaf groundsel - bluish-green bushy leafy plant covered with close white wool and bearing branched clusters of yellow flower headsthreadleaf 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 livestock
genus Senecio, Senecio - enormous and diverse cosmopolitan genus of trees and shrubs and vines and herbs including many weeds
weed - any plant that crowds out cultivated plants