Calflora Taxon Report
Hemizonia pungens  (Hook. & Arn.) Torr. & A. Gray  ssp. laevis  D. D. Keck

(not an active name)
Common tarweed, Smooth tarplant, Spikeweed
photo on CalPhotos
2003 Dean Wm. Taylor
photo on CalPhotos
2006 Angela Hyder
Hemizonia pungens ssp. laevis is an annual herb that is native to California, and endemic (limited) to California.
also called Centromadia pungens ssp. laevis
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
Parent: Hemizonia pungens
Genus: Hemizonia
Family: Asteraceae  
Category: angiosperm  
PLANTS group:Dicot
Jepson eFlora section: eudicot

Wetlands:
Arid West: Equally likely to occur in wetlands and non wetlands
Mountains, Valleys and Coast: Occurs in non wetlands

Habitat: riparian, meadows, playas

Communities: Shadscale Scrub, Alkali Sink, Valley Grassland

Name Status:
Alternate Names:
JEF + CNPS + PLANTSCentromadia pungens ssp. laevis
External links:
Suggested Citation
“Calflora - Taxon Report.” The Calflora Database, a non-profit organization. .

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