Main Page | See live article | Alphabetical index The genus Pholisma Nutt. ex Hook. consists of approximately 5 species of desert-dwelling, primarily subterranean plants. Most notable of the genus is Pholisma sonorae, native to the American southwest and Mexico. The species is without chlorophyll and lives as a parasite on the roots of a number of desert species. Pholisma belongs to the family Lennoaceae. This article is from Wikipedia. All text is available under the terms of the GNU Free Documentation License.