genus Heterotheca


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Noun1.genus Heterotheca - genus of yellow-flowered North American herbs
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
Chrysopsis villosa, hairy golden aster, Heterotheca villosa, prairie golden aster - hairy perennial with yellow flower heads in branched clusters; found almost everywhere in dry places from Canada to west central and western United States; sometimes placed in genus Chrysopsis