genus Parthenium

Thesaurus

Noun

1.

genus Parthenium - small genus of North American herbs and shrubs with terminal panicles of small ray flowers Parthenium asterid dicot genus - genus of more or less advanced dicotyledonous herbs and some trees and shrubs aster family, Asteraceae, Compositae, family Asteraceae, family Compositae - plants with heads composed of many florets: aster; daisy; dandelion; goldenrod; marigold; lettuces; ragweed; sunflower; thistle; zinnia guayule, Parthenium argentatum - much-branched subshrub with silvery leaves and small white flowers of Texas and northern Mexico; cultivated as a source of rubber bastard feverfew, Parthenium hysterophorus - tropical American annual weed with small radiate heads of white flowers; adventive in southern United States American feverfew, Parthenium integrifolium, prairie dock, wild quinine - stout perennial herb of the eastern United States with whitish flowers; leaves traditionally used by Catawba Indians to treat burns