| Physaria argyraea subsp. diffusa (Rollins) O'Kane & Al-Shehbaz, 2002 |
| Physaria berlandieri (S. Watson) O'Kane & Al-Shehbaz, 2002 |
| Physaria fendleri (A. Gray) O'Kane & Al-Shehbaz, 2002 |
| Physaria gordonii (A. Gray) O'Kane & Al-Shehbaz, 2002 |
| Physaria inflata (Rollins & E.A. Shaw) O'Kane & Al-Shehbaz, 2002 |
| Physaria johnstonii (Rollins) O'Kane & Al-Shehbaz, 2002 |
| Physaria kingii (S. Watson) O'Kane & Al-Shehbaz, 2002 |
| Physaria kingii subsp. kingii (S. Watson) O'Kane & Al-Shehbaz, 2002 |
| Physaria kingii subsp. latifolia (A. Nelson) O'Kane & Al-Shehbaz, 2002 |
| Physaria lindheimeri (A. Gray) O'Kane & Al-Shehbaz, 2002 |
| Physaria mcvaughiana (Rollins) O'Kane & Al-Shehbaz, 2002 |
| Physaria mexicana (Rollins) O'Kane & Al-Shehbaz, 2002 |
| Physaria mirandiana (Rollins) O'Kane, 2002 |
| Physaria palmeri (S. Watson) O'Kane & Al-Shehbaz, 2002 |
| Physaria peninsularis (Wiggins) O'Kane & Al-Shehbaz, 2002 |
| Physaria pueblensis (Payson) O'Kane & Al-Shehbaz, 2002 |
| Physaria purpurea (A. Gray) O'Kane & Al-Shehbaz, 2002 |
| Physaria rosei (Rollins) O'Kane & Al-Shehbaz, 2002 |
| Physaria rosei subsp. perotensis (Rollins) O'Kane & Al-Shehbaz, 2002 |
| Physaria rosei subsp. rosei (Rollins) O'Kane & Al-Shehbaz, 2002 |