Symphyotrichum urophyllum (Lindley ex A.P. de Candolle) Nesom. White Arrowleaf Aster. Phen: Late Aug-Oct. Hab: Moist to dry forests, fields, and roadbanks. Dist: ME west to MN and NE, south to e. Panhandle FL, MS, and OK.
Origin/Endemic status: Native
Syn: = Ar, Fl7, FNA20, Il, K1, K3, K4, Mi, Mo2, NE, Pa, Tn, Va, WH3, Nesom (1994a); = Aster sagittifolius – C, G, GrPl, Oh3, RAB, S, SE1, W; = Aster sagittifolius var. sagittifolius – F
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© Ward, Scott
© Erik Danielson source