Symphyotrichum spathulatum (Lindl.) G.L. Nesom
Publication: Phytologia. 77: 291. 1995.
Aster occidentalis (Nutt.) Torr. & A. Gray [HC]
Aster occidentalis (Nutt.) Torr. & A. Gray var. intermedius A. Gray [HC]
Aster occidentalis (Nutt.) Torr. & A. Gray var. occidentalis [HC]
Aster spathulatus Lindl. var. spathulatus
Aster vallicola Greene
Symphyotrichum spathulatum (Lindl.) G.L. Nesom var. intermedium (A. Gray) G.L. Nesom [FNA20]
Symphyotrichum spathulatum (Lindl.) G.L. Nesom var. spathulatum [FNA20]
Symphyotrichum spathulatum (Lindl.) G.L. Nesom var. yosemitanum (A. Gray) G.L. Nesom [FNA20]