Taxon  Report   5920 
Ophioglossum pusillum  Raf.
northern adder's tongue,  northern adderstongue

Ophioglossum pusillum
© 2004 Dean Wm. Taylor
Ophioglossum pusillum, a pteridophyte, is a fern (rhizomatous) that is native to California and is also found elsewhere in North America and beyond.
It is included in the CNPS Inventory of Rare and Endangered Plants on list 2B.2 (rare, threatened, or endangered in CA; common elsewhere).   7th Edition  /  8th Edition

 Interactive Distribution Map 

 Observation Hotline 
 (observation details + photos)

point, line, or polygon

one or more occurrences within a 7.5-minute quadrangle

 Plant Characteristics
 and Associations

Bloom Period
Ophioglossum pusillum
© 2009 Dr. Amadej Trnkoczy
Genus: Ophioglossum
Valley Grassland, Freshwater Wetlands, wetland-riparian
Habitat: freshwater-marsh, edges [CNPS Inventory]
Wetlands:Usually occurs in wetlands, but occasionally found in non wetlands [U.S. Fish & Wildlife Service.]
Distribution by County 

Add an Observation of  Ophioglossum pusillum

Name Status:
Accepted by TJM2 + CNPS + PLANTS + JM93
Alternate Names:
(according to)

PLANTS: Ophioglossum vulgatum var. alaskanum
PLANTS: Ophioglossum vulgatum var. pseudopodum
CNPS + PLANTS: Ophioglossum vulgatum
 Information about  Ophioglossum pusillum  from other sources:

Nursery / seed vendor availability from CNPLX
Commercial availability unknown.

Photos on CalPhotos / Google Images

website references on Google

Jepson eFlora

Records from the Consortium of California Herbaria

Original Publication citation. on the
International Plants Names Index

Search (Flora of North America)

Search the Lady Bird Johnson Wildflower Center

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]. 2015. Berkeley, California: The Calflora Database [a non-profit organization].
Available:   (Accessed: Oct 05, 2015).

The information on this page comes from diverse sources. None of the links are sponsored.

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