Clarkia amoena var. caurina (Abrams ex Piper) C.L. Hitchcock

Clarkia amoena var. caurina (Abrams ex Piper) C.L. Hitchcock is a synonym sensu FNA Ed. Comm., 2023a of:

Clarkia amoena subsp. caurina (Abrams ex Piper) H. Lewis & M.E. Lewis, an accepted subspecies name sensu FNA Ed. Comm., 2021.