| Orogenia fusiformis S.Watson | Lomatium fusiformis (S.Watson) J.F.Sm. & Mansfield |
| Orogenia leibergii (J.M.Coult. & Rose) Rydb. | Lomatium fusiformis (S.Watson) J.F.Sm. & Mansfield |
| Orogenia linearifolia S.Watson | Lomatium linearifolium (S.Watson) J.F.Sm. & Mansfield |