1.Aster falcatus - perennial of western North America having white flowerswhite prairie asteraster - any of various chiefly fall-blooming herbs of the genus Aster with showy daisylike flowers
Aster falcatus
Related to Aster falcatus: Aster ericoides, white prairie aster
noun
Synonyms for Aster falcatus
noun perennial of western North America having white flowers