logo Calflora, a 501c3 non-profit
Taxon  Report  
Calochortus clavatus  S. Watson  var. avius  Jeps.
Pleasant valley mariposa lily
Calochortus clavatus var. avius 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
~35 records in California
yellowone or more occurrences
within a 7.5-minute quadrangle
DJJJASONAFMM

Bloom Period
Parent: Calochortus clavatus
Genus: Calochortus
Family: Liliaceae  
Category: angiosperm  
PLANTS group:Monocot
Jepson eFlora section: monocot

Communities: Yellow Pine Forest
Name Status:
Accepted by JEF + CNPS + PLANTS

Information about  Calochortus clavatus var. avius from other sources
Nursery availability from CNPLX
Commercial availability unknown.
Jepson eFlora

USDA PLANTS Profile (CACLA)

Photos on Calflora

Photos on CalPhotos

Google Images

Photos on iNaturalist

ID Tips on PlantID.net

[calscape.org] Range, Habitat: Pleasant Valley Mariposa Lily (Calochortus clavatus var. avius) is a rare native perennial herb that grows in Central California, primarily in the Sierra Nevada Foothills region. It tends to grow in rocky slopes and open areas, at elevations from 0-5900 feet. (contributed by Mary Ann Machi)

[wildflower.org] Characteristics: Duration: Perennial Habit: Herb Fruit Type: Capsule Size Notes: Branched stem up to about 3 feet tall. Leaf: Leaves up to about 8 inches long, withering by anthesis. Bloom Information Bloom Color: Yellow Bloom Time: May , Jun , Jul Bloom Notes: With reddish brown blotches and hairs near base of petals. (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: 05/25/2024).