[Aster ascendens var. fremontii Torr. & A.Gray, moreAster delectabilis H. M. Hall, Aster fremontii (Torr. & A. Gray) A.Gray, Aster fremontii var. parishii A.Gray, Aster occidentalis (Nutt.) Torr. & A. Gray, Aster occidentalis var. delectabilis (H.M.Hall) Ferris, Aster occidentalis var. fremontii (Torr. & A. Gray) A.G. Jones, Aster occidentalis var. parishii (A.Gray) Ferris, Aster spathulatus Lag. ex Nees, Symphyotrichum spathulatum var. fremontii (Torr. & A. Gray) G.L. Nesom, Tripolium occidentale Nutt.]