Calflora Taxon Report
Hieracium aurantiacum L.
Orange flowered hawkweed, Orange hawkweed
Hieracium aurantiacum is a perennial herb that is not native to California.
There is a high risk of this plant becoming invasive in California according to Cal-IPC.

Alternate Names and Sources:
Pilosella aurantiacaiNat
Pilosella aurantiacaiNat
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
redone or more occurrences
within a 7.5-minute quadrangle
The blue points on the map indicate observations in Calflora.
Click on the map to view observations within a specific county.


Accepted by: JEPS + PLANTS + POWO
Jepson eFlora section:
USDA PLANTS group:

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

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