| Cleomaceae | |
Peritoma angusta
| (M.E. Jones) Rydb. | Fl. Rocky Mts. 1062 | 1917 |
| Cleomaceae | |
Peritoma arborea
| (Nutt.) Iltis | Novon 17(4): 449 | 2007 |
| Cleomaceae | |
Peritoma aurea
| Nutt. | J. Acad. Nat. Sci. Philadelphia 7(1): 15 | 1834 |
| Cleomaceae | |
Peritoma breviflora
| Wooton & Standl. | Contr. U.S. Natl. Herb. 16(4): 128–129 | 1913 |
| Cleomaceae | |
Peritoma inornata
| (Greene) Greene | Pittonia 4(23): 210 | 1900 |
| Cleomaceae | |
Peritoma integrifolia
| Nutt. | J. Acad. Nat. Sci. Philadelphia 7(1): 14–15 | 1834 |
| Cleomaceae | |
Peritoma jonesii
| (J.F. Macbr.) Iltis | Novon 17(4): 448 | 2007 |
| Cleomaceae | |
Peritoma lutea
| (Hook.) Raf. | Sylva Tellur. 112 | 1838 |
| Cleomaceae | |
Peritoma multicaulis
| (DC.) Iltis | Novon 17(4): 449 | 2007 |
| Cleomaceae | |
Peritoma platycarpa
| (Torr.) Iltis | Novon 17(4): 449 | 2007 |
| Cleomaceae | |
Peritoma serrulata
| (Pursh) DC. | Prodr. 1: 237 | 1824 |
| Cleomaceae | |
Peritoma sonorae
| (A. Gray) Rydb. | Bull. Torrey Bot. Club 33(3): 142 | 1906 |