Calflora Taxon Report
Ophioglossum pusillum Raf.
Northern adder's tongue, Northern adderstongue
Ophioglossum pusillum is a fern (rhizomatous) that is native to California, and also found elsewhere in North America and beyond.
California Rare Plant Rank: 2B.2 (rare, threatened, or endangered in CA; common elsewhere)

Alternate Names and Sources:
Ophioglossum vulgatum var. alaskanumPLANTS
Ophioglossum vulgatum var. pseudopodumPLANTS
Ophioglossum vulgatumPLANTS
Ophioglossum ellipticumPOWO
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
yellowone 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 + CNPS + PLANTS
Jepson eFlora section:
fern
USDA PLANTS group:
Fern

Occurs usually in wetlands, occasionally in non wetlands
freshwater-marsh, edges
Freshwater Wetlands, Valley Grassland, wetland-riparian

[Wikipedia] Range, Habitat: It is native to northern North America, where it is widespread in moist areas such as marshes, fens, and meadows. It is found from northern California through Alaska on the west, and from central Appalachia through the northern Great Plains and the Great Lakes regions, across the Northeastern United States and Eastern Canada. (link added by Mary Ann Machi)

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

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