| Physaria acutifolia Rydb. var acutifolia | Physaria didymocarpa A. Gray. |
| Physaria alpestris Suksd. | Physaria kingii (S.Watson) O'Kane & Al-Shehbaz |
| Physaria alpina Rollins | Physaria newberryi A.Gray |
| Physaria arctica (Wormsk. ex Hornem.) O'Kane & Al-Shehbaz |
