Conopholis alpina
Conopholis alpina, known as the alpine cancer-root, is an achlorophyllous, root parasitic plant.
It is native to Northern Mexico, and to the Southwestern [United States] in New Mexico, Arizona, Colorado, and Texas.
Taxonomy
Conopholis alpina was scientifically described and named in 1847 by Frederik Liebmann. It is classified in the genus Conopholis as part of the family Orobanchaceae. It has no accepted varieties, but has one in its seven heterotypic synonyms.| Name | Year | Rank |
| Conopholis alpina var. mexicana R.R.Haynes | 1971 | variety |
| Conopholis americana Endl. | 1839 | species |
| Conopholis mexicana A.Gray ex S.Watson | 1882 | species |
| Conopholis sylvatica Liebm. | 1847 | species |
| Myzorrhiza xanthochroa Rydb. | 1909 | species |
| Orobanche multiflora var. xanthochroa Munz | 1930 | variety |
| Orobanche xanthochroa A.Nelson & Cockerell | 1904 | species |