Oenothera villosa var. strigosa (Rydberg) Dorn
Oenothera villosa var. strigosa (Rydberg) Dorn is a synonym sensu FNA Ed. Comm., 2021 of:
Oenothera villosa subsp. strigosa (Rydberg) W. Dietrich & P.H. Raven, an accepted subspecies name sensu FNA Ed. Comm., 2021.