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CCDB → Angiosperms → Rosaceae → Purshia
| Taxon name | Status | Median (n) |
| Purshia glandulosa Curran | Accepted | 9 |
| Purshia tridentata (Pursh) DC. | Accepted | 9 |
| Cowania ericifolia Torr. ex A. Gray | Synonym of Purshia ericifolia (Torr.) Henr. | 9 |
| Cowania mexicana D. Don | Synonym of Purshia mexicana (D. Don) Henr. | 9 |
| Cowania plicata D. Don | Synonym of Purshia plicata (D. Don) Henr. | 9 |
| Cowania mexicana subsp. stansburyana (Torr.) A. E. Murray | Synonym of Purshia stansburyana (Torr.) Henrickson | 9 |
| Cowania subintegra Kearney | Synonym of Purshia × subintegra (Kearney) Henr. | 9 |