genus Rudbeckia

Thesaurus

Noun

1.

genus Rudbeckia - North American perennial herbs with showy cone-shaped flower headsRudbeckiaasterid dicot genus - genus of more or less advanced dicotyledonous herbs and some trees and shrubsaster family, Asteraceae, Compositae, family Asteraceae, family Compositae - plants with heads composed of many florets: aster; daisy; dandelion; goldenrod; marigold; lettuces; ragweed; sunflower; thistle; zinniaconeflower - any of various plants of the genus Rudbeckia cultivated for their large usually yellow daisies with prominent central conesRudbeckia hirta, Rudbeckia serotina, black-eyed Susan - the state flower of Maryland; of central and southeastern United States; having daisylike flowers with dark centers and yellow to orange rayscutleaved coneflower, Rudbeckia laciniata - tall leafy plant with erect branches ending in large yellow flower heads with downward-arching rays; grow in Rocky Mountains south to Arizona and east to the Atlantic coastdouble gold, golden glow, Rudbeckia laciniata hortensia, hortensia - very tall branching herb with showy much-doubled yellow flower heads