Calflora Taxon Report
Hemizonia congesta  DC.  ssp. tracyi  Babc. & H. M. Hall
Hayfield tarweed,   Tracy's tarplant
Hemizonia congesta ssp. tracyi is an annual herb that is native to California, and endemic (limited) to California.
California Rare Plant Rank: 4.3 (limited distribution).
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
~82 records in California
yellowone or more occurrences
within a 7.5-minute quadrangle
DJJJASONAFMM

Bloom Period
Parent: Hemizonia congesta
Genus: Hemizonia
Family: Asteraceae  
Category: angiosperm  
PLANTS group:Dicot
Jepson eFlora section: eudicot

Ultramafic affinity: 1.8 - weak indicator

Habitat: openings

Communities: Redwood Forest, Yellow Pine Forest, Coastal Prairie

Name Status:
Accepted by JEF + CNPS + PLANTS
Alternate Names:
PLANTSHemizonia luzulifolia ssp. tracyi
CNPS + PLANTSHemizonia tracyi
Information about Hemizonia congesta ssp. tracyi from other sources
Nursery availability from CNPLX
Commercial availability unknown.
Jepson eFlora

USDA PLANTS Profile (HECOT)

Photos on Calflora

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Google Images

Photos on iNaturalist

ID Tips on PlantID.net

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

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