Symphyotrichum falcatum var. crassulum (Rydberg) G.L. Nesom

Symphyotrichum falcatum var. crassulum (Rydberg) G.L. Nesom is a synonym sensu FNA Ed. Comm., 2006b of:

Symphyotrichum falcatum var. commutatum (Torrey & A. Gray) G.L. Nesom, an accepted variety name sensu FNA Ed. Comm., 2006b.