| Cleomaceae | |
Isomeris arborea var. angustata
| Parish | Muhlenbergia 3(8): 128 | 1907 |
| Cleomaceae | |
Isomeris arborea var. arborea
| | | |
| Cleomaceae | |
Isomeris arborea var. globosa
| Coville | Proc. Biol. Soc. Washington 7(2): 73 | 1892 |
| Cleomaceae | |
Isomeris arborea var. insularis
| Jeps. | Fl. Calif. 2(1): 11 | 1936 |