Calflora
Taxon  Report   11823    
Marah oregana  (Torr. ex S. Watson) Howell
Coast man-root
Marah oregana, a dicot, is a perennial herb or vine that is native to California, is also found outside of California, but is confined to western North America.
Siskiyou Del Norte Modoc Humboldt Shasta Lassen Trinity Plumas Tehama Butte Mendocino Glenn Sierra Yuba Lake Nevada Colusa Placer Sutter El Dorado Yolo Alpine Napa Sonoma Sacramento Mono Amador Solano Calaveras Tuolumne San Joaquin Marin Contra Costa Alameda Santa Cruz Mariposa Madera San Francisco San Mateo Merced Fresno Stanislaus Santa Clara Inyo San Benito Tulare Kings Monterey San Bernardino San Luis Obispo Kern Santa Barbara Ventura Los Angeles Riverside Orange San Diego Imperial

Bloom Period
Family: CUCURBITACEAE  
Genus: Marah

Communities: Redwood Forest, Mixed Evergreen Forest, Douglas-Fir Forest, Yellow Pine Forest
Name Status:
Accepted by JEF

Alternate Names:
JEF: Marah oreganus
More information about  Marah oregana
Nursery availability from CNPLX
This plant is available commercially.
Jepson eFlora

Search efloras.org (Flora of North America)

Landscape information from Calscape

Photos on PlantID.net   /   Google Images

Consortium of California Herbaria 2


Suggested Citation
Calflora: Information on California plants for education, research and conservation, with data contributed by public and private institutions and individuals, including the Consortium of California Herbaria. [web application]. 2020. Berkeley, California: The Calflora Database [a non-profit organization]. Available: https://www.calflora.org/   (Accessed: Sep 27, 2020).