Symphyotrichum ericoides (L.) G.L.Nesom
Family: Asteraceae
heath aster, squarrose white aster, white heath aster, white prairie aster
Symphyotrichum ericoides image
Merel R. Black  
Etymology: Aster: from the Greek aster, "a star," describing the radiate heads of the flowers
Plants: erect, perennial, 6"-36" tall, hairy forb; colony-forming, creeping rhizomes
Leaves: many, linear, less than 1/4" wide, stalkless
Flowers: head 1/2"-1" wide with 8-20 white rays; inflorescence a dense cluster of many heads mostly on one side of curving, widely-spaced branches; blooms Aug.-Oct.
Fruits: dry seed with lines of hairs
Habitat: full sun; dry to moderate moisture; meadows, prairies; in sandy, loamy soil
Conservation Status: Native