Calflora Taxon Report
Streptanthus morrisonii F. W. Hoffm.
Morrison's jewelflower
Streptanthus morrisonii is a perennial herb that is native to California, and endemic (limited) to California.

Alternate Names and Sources:
Streptanthus morrisonii ssp. kruckebergiiPOWO
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
DJJJASONAFMM

Bloom Period
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Accepted by: JEPS + PLANTS + POWO
Jepson eFlora section:
eudicot
USDA PLANTS group:
Dicot

6 - strict endemic
Closed-cone Pine Forest, Foothill Woodland, Chaparral

[Wikipedia] Range, Description, Threats: Streptanthus morrisonii is an uncommon species of flowering plant in the mustard family known by the common name Morrison's jewelflower.[2] It is endemic to California, where it is known from the North and Central Coast Ranges. It is limited to serpentine soils in chaparral and forest habitat. It is considered a species complex which includes Streptanthus brachiatus.[3] S. morrisonii is divided into four subspecies and is variable. Threats to this species include boron toxicity from the steam of nearby geothermal power plants.[4] (link added by Mary Ann Machi)

Suggested Citation
“Calflora - Taxon Report.” The Calflora Database, a non-profit organization. .

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