Ophioglossum pusillum Calflora

Calflora, a 501c3 non-profit

Taxon Report

Ophioglossum pusillum Raf.

Northern adder's tongue, Northern adderstongue

2019 Matt Berger

2009 Dr. Amadej Trnkoczy

2021 Scot Loring

2004 Dean Wm. Taylor

Ophioglossum pusillum is a fern (rhizomatous) that is native to California, and 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).


	Plant Range Observation Search (18 records) Plant Characteristics one or more occurrences within a 7.5-minute quadrangle

Bloom Period

Photos on Calflora


Genus:	Ophioglossum
Family:	Ophioglossaceae
Category:	fern
PLANTS group:	Fern
Jepson eFlora section: fern

Wetlands: Occurs usually in wetlands, occasionally in non wetlands

Habitat: freshwater-marsh, edges

Communities: Freshwater Wetlands, Valley Grassland, wetland-riparian

Name Status:
Accepted by JEF + CNPS + PLANTS

Alternate Names:


PLANTS	Ophioglossum vulgatum var. alaskanum
JEF + PLANTS	Ophioglossum vulgatum var. pseudopodum
CNPS + PLANTS	Ophioglossum vulgatum

Information about Ophioglossum pusillum from other sources


Nursery availability from CNPLX Commercial availability unknown. Jepson eFlora USDA PLANTS Profile (OPPU3) Photos on Calflora Photos on CalPhotos Google Images Photos on iNaturalist ID Tips on PlantID.net	ITIS Original Publication citation International Plants Names Index Search efloras.org (Flora of North America) Landscape information from Calscape BONAP Distribution Map CNPS Inventory: 2B.2 Consortium of California Herbaria 2	Add an Observation Location Suitability Planting Guide Distribution by County
photos / record / common / links gp19034:!null:!null:!null:!

Suggested Citation

Calflora: Information on California plants for education, research and conservation, with data contributed by public and private institutions and individuals. [web application]. 2023. Berkeley, California: The Calflora Database [a non-profit organization]. Available: https://www.calflora.org/ (Accessed: 12/01/2023).