Compositae source details
(1943). Amer. Midl. Naturalist 29: 467 (1943)
308311
1943
Publication
Date
action
by
Aster occidentalis var. yosemitanus (A.Gray) Cronquist accepted as Symphyotrichum spathulatum var. yosemitanum (A.Gray) G.L.Nesom (original description)
