Synonyms
Machaeranthera linearis Greene
Aster canescens var. viridis A.Gray
Aster linearis (Greene) Cory
Aster cichoriaceus S.F.Blake
Dieteria canescens subsp. glabra (A.Gray) D.R.Morgan & R.L.Hartm.
Machaeranthera canescens subsp. glabra (A.Gray) B.L.Turner
Machaeranthera canescens var. glabra A.Gray
Machaeranthera cichoriacea Greene