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Taxon  Report  
Calochortus weedii  Alph. Wood  var. intermedius  Ownbey
Intermediate mariposa lily,   Weed's mariposa lily
Calochortus weedii var. intermedius is a perennial herb (bulb) that is native to California, and endemic (limited) to California.
California Rare Plant Rank: 1B.2 (rare, threatened, or endangered in CA and elsewhere).
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
Observation Search
~284 records in California
yellowone or more occurrences
within a 7.5-minute quadrangle
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Bloom Period
Parent: Calochortus weedii
Genus: Calochortus
Family: Liliaceae  
Category: angiosperm  
PLANTS group:Monocot
Jepson eFlora section: monocot

Communities: Coastal Sage Scrub, Chaparral, Valley Grassland
Name Status:
Accepted by JEF + CNPS + PLANTS

Information about  Calochortus weedii var. intermedius from other sources
Nursery availability from CNPLX
This plant is available commercially.
Jepson eFlora

USDA PLANTS Profile (CAWEI)

Photos on Calflora

Photos on CalPhotos

Google Images

Photos on iNaturalist

ID Tips on PlantID.net

[Wikipedia] Description, Varieties, Formerly Included taxa: It is a member of the chaparral flora. Most of the California locales occur between Santa Barbara County and San Diego County, but there is a report of an isolated population along Salmon Creek in southern Monterey County. There is a basal leaf up to 40 centimeters long which withers by the time the plant blooms. The petals are oval or wedge-shaped and may be any of a variety of colors, from cream to deep yellow to reddish purple. The petals often have reddish brown borders and flecks, and a coating of hairs on the inner surface. Varieties Calochortus weedii var. intermedius Ownbey - Orange, Los Angeles, + Riverside Counties Calochortus weedii var. peninsularis Ownbey - Baja California Calochortus weedii var. weedii - California + Baja California formerly included Three taxa once considered varieties of Calochortus weedii are now generally classified as distinct species: Calochortus weedii var. obispoensis, now called Calochortus obispoensis Calochortus weedii var. purpurascens, now called Calochortus fimbriatus Calochortus weedii var. vestus, now called Calochortus fimbriatus (contributed by Mary Ann Machi)


Suggested Citation
Calflora: Information on California plants for education, research and conservation, with data contributed by public and private institutions and individuals. [web application]. 2024. Berkeley, California: The Calflora Database [a non-profit organization]. Available: https://www.calflora.org/   (Accessed: 04/13/2024).