Also classified as Draba aprica Beadle.
• Draba aprica (openground draba) | USDA PLANTS Database (About This Site)
• Draba aprica | Biota of North America Project (BONAP) (About This Site)
• Abdra aprica (Beadle) Al-Shehbaz, M.Koch & Jordon-Thaden | Plants of the World Online (POWO) (About This Site)