Oenothera muricata var. canescens (Torrey & A. Gray) B.L. Robinson
Oenothera muricata var. canescens (Torrey & A. Gray) B.L. Robinson is a synonym sensu FNA Ed. Comm., 2021 of:
Oenothera villosa Thunberg subsp. villosa, an accepted subspecies name sensu FNA Ed. Comm., 2021.