| Euphorbiaceae | |
Euphorbia dentata fo. cuphosperma
| (Engelm.) Fernald | Rhodora 50(594): 148 | 1948 |
| Euphorbiaceae | |
Euphorbia dentata var. cuphosperma
| Engelm. | Rep. U.S. Mex. Bound. 2(1): 190 | 1859 |
| Euphorbiaceae | |
Euphorbia dentata fo. dentata
| | | |
| Euphorbiaceae | |
Euphorbia dentata var. dentata
| | | |
| Euphorbiaceae | |
Euphorbia dentata var. lancifolia
| Farw. | Amer. Midl. Naturalist 8(12): 273 | 1923 |
| Euphorbiaceae | |
Euphorbia dentata var. lasiocarpa
| Boiss. | Prodr. 15(2.1): 72 | 1862 |
| Euphorbiaceae | |
Euphorbia dentata var. linearis
| Engelm. ex Boiss. | 15(2): 72 | 1862 |
| Euphorbiaceae | |
Euphorbia dentata var. rigida
| Engelm. ex Torr. | Rep. U.S. Mex. Bound. 190 | 1858 |
| Euphorbiaceae | |
Euphorbia dentata var. rigidia
| Engelm. | Rep. U.S. Mex. Bound. 2(1): 190 | 1859 |