Calflora Taxon Report
Adiantum jordanii Müll. Hal.
Adiantum, maiden hair fern
Adiantum jordanii is a fern that is native to California, and also found in Oregon.

Alternate Names and Sources:
Adiantum jordaniOTHER
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
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:
fern
USDA PLANTS group:
Fern

Equally likely to occur in wetlands and non wetlands
Yellow Pine Forest, Foothill Woodland, Chaparral, Valley Grassland, wetland-riparian, many plant communities

[Wikipedia] Oomycete Carrier: Adiantum jordanii is a carrier of the fungus-like oomycete, Phytophthora ramorum, which causes Sudden Oak Death. The USDA enforces an import control, focusing intensely on areas (CA, OR, NY in U.S.) that are infected with Sudden Oak death. When sold, they must be identified by place of origin and must also be accompanied by a phytosanitary certificate. The USDA warns to not take cuttings from wild specimens.[5] (link added by Mary Ann Machi)

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

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