Taxon  Report   5920    
Ophioglossum pusillum  Raf.
Northern adder's tongue,  Northern adderstongue
Ophioglossum pusillum, a pteridophyte, is a fern (rhizomatous) that is native to California, and is also found elsewhere in North America and beyond.
also called Ophioglossum vulgatum
California Rare Plant Rank: 2B.2 (rare, threatened, or endangered in CA; common elsewhere).   CNPS Inventory
Observation Search
(observation details)
one or more occurrences
within a 7.5-minute quadrangle

Bloom Period
Wetlands: Occurs usually in wetlands, occasionally in non wetlands

Habitat: freshwater-marsh, edges

Communities: Valley Grassland, Freshwater Wetlands, wetland-riparian

Name Status:
Accepted by JEF + CNPS + PLANTS

Alternate Names:
JEF + PLANTS: Ophioglossum vulgatum var. pseudopodum
PLANTS: Ophioglossum vulgatum var. alaskanum
CNPS + PLANTS: Ophioglossum vulgatum
More information about  Ophioglossum pusillum
Nursery availability from CNPLX
Commercial availability unknown.
Jepson eFlora


Suggested Citation
Calflora: Information on California plants for education, research and conservation, with data contributed by public and private institutions and individuals, including the Consortium of California Herbaria. [web application]. 2019. Berkeley, California: The Calflora Database [a non-profit organization]. Available:   (Accessed: Dec 06, 2019).