Calflora Taxon Report
Euphorbia serpyllifolia (S. Watson) Oudejans ssp. hirtula (S. Watson) Oudejans
Hairy thyme leafed spurge
Euphorbia serpyllifolia ssp. hirtula is an annual or perennial herb that is native to California.
Alternate Names and Sources:
Chamaesyce serpyllifolia ssp. hirtulaJEPS
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
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Bloom Period
The blue points on the map indicate observations in Calflora.
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Potential Range Plant Characteristics Location Suitability
Observations: ~77 records Add an Observation to Calflora Search for Euphorbia serpyllifolia
Name Status:
Accepted by: JEPS
Calflora Category:
angiosperm
Jepson eFlora section:
eudicot
USDA PLANTS group:
Dicot
Toxicity:
Skin irritation from touching the sap of this plant.

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Additional Photos on Calflora
External links:
Jepson eFlora Taxon Page Consortium of California Herbaria (CCH2) International Plants Names Index (IPNI)
CalPhotos (UC Berkeley) iNaturalist PlantID.net Calscape (CNPS)
Suggested Citation
“Calflora - Taxon Report.” The Calflora Database, a non-profit organization. .

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