Potentilla gracilis var. brunnescens (Rydberg) C.L. Hitchcock

Potentilla gracilis var. brunnescens (Rydberg) C.L. Hitchcock is a synonym sensu FNA Ed. Comm., 2014 of:

Potentilla brunnescens Rydberg, an accepted species name sensu FNA Ed. Comm., 2014.