Oxytropis campestris var. rydbergii (A. Nelson) R.J. Davis

Oxytropis campestris var. rydbergii (A. Nelson) R.J. Davis is a synonym sensu FNA Ed. Comm., 2023b of:

Oxytropis campestris var. cusickii (Greenman) Barneby, an accepted variety name sensu FNA Ed. Comm., 2023b.