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''Marah horridus'', common name Sierra manroot,USDA Plants Profile for ''Marah horridus''
/ref> is a species of flowering plant in the family Cucurbitaceae, endemic to the foothills of the
/ref>
/ref> is a species of flowering plant in the family Cucurbitaceae, endemic to the foothills of the
Sierra Nevada
The Sierra Nevada () is a mountain range in the Western United States, between the Central Valley of California and the Great Basin. The vast majority of the range lies in the state of California, although the Carson Range spur lies primarily ...
and the Tehachapi Mountains in California. It grows in open and shrubby areas below elevation.Jepson Manual Treatment for ''Marah horridus''/ref>
Description
''Marah horridus'' is a perennial vine growing from a large, branched tuber. It produces a climbing stem with tendrils and many lobed, roundedleaves
A leaf (plural, : leaves) is any of the principal appendages of a vascular plant plant stem, stem, usually borne laterally aboveground and specialized for photosynthesis. Leaves are collectively called foliage, as in "autumn foliage", wh ...
. The flowers are white. The fruit is an oblong, densely prickly capsule long, containing 6-24 seeds, each long.
References
Cucurbitoideae Endemic flora of California Flora of the Sierra Nevada (United States) Flora without expected TNC conservation status {{Cucurbitales-stub