Stipa occidentalis var. californica (Merrill & Burtt Davy) C.L. Hitchcock

Stipa occidentalis var. californica (Merrill & Burtt Davy) C.L. Hitchcock is a synonym sensu Peterson et al., 2019a of:

Eriocoma occidentalis subsp. californica (Merrill & Burtt Davy) Romaschenko, an accepted subspecies name sensu Peterson et al., 2019a.