CNPS.ORG Inventory of Rare and Endangered Plants - 7th edition interface
v7-18mar 3-19-18
Status: record ophioglossum_pusillum - Wed, Dec. 8, 2021, 23:16 ET b
Ophioglossum pusillum
common namenorthern adder's-tongue
CalPhotos image
more photos
© 2004 Dean Wm. Taylor  Follow image link for photo data.
life form rhizomatous herb
CA Rare Plant Rank
List 2B.2
LIST 2B: Rare, threatened, or endangered in California, but more common elsewhere.
     0.2: Fairly endangered in California
state rank
S1      ranking system key
global rank
G5     G5: demonstrably secure to ineradicable
Where did the "RED" code go?
CA state listingNone  
federal listingNone  
where found
MAPS - Use v8 link below.

Topographic quads (5):
Loon Lake (524A) 3812083, Crockett Peak (565A) 3912247, Buck Rock (597B) 3912288, Leech Lake Mountain (598A) 3912381, City Of Mount Shasta (699D)* 4112233
quad data info

Counties, states, regions:
El Dorado (ELD), Lake (LAK), Mendocino (MEN), Siskiyou (SIS)*, Alaska (AK), Conneticut (CT), District of Columbia (DC), Delaware (DE), Iowa (IA), Illinois (IL), Indiana (IN), Kentucky (KY), Massachusetts (MA), Maryland (MD), Maine (ME), Michigan (MI), Minnesota (MN), Missouri (MO), Montana (MT), North Carolina (NC), North Dakota (ND), Nebraska (NE), New Hampshire (NH), New Jersey (NJ), New York (NY), Ohio (OH), Oregon (OR), Pennsylvania (PA), Rhode Island (RI), South Dakota (SD), Virginia (VA), Vermont (VT), Washington (WA), Wisconsin (WI), West Virginia (WV), Wyoming (WY)
A reminder: Species not recorded for a given area may nonetheless be present, especially where favorable conditions occur.
CNPS habitats•Meadows and seeps (Medws)
•Marshes and swamps (MshSw)(margins)
blooming period Jul  
elevation range1000 - 2000 meters
Rediscovered near Howard Lake in 1998; known in CA only from four occurrences. Endangered in OR, and state-listed as Threatened in WA.
full nameOphioglossum pusillum Raf.
Version 8    INVENTORY VERSION 8 interface for this taxon, including GIS and more links

Additional information:
standard acronym  OPPU3 Element Code  PPOPH020F0
CalFlora species this taxon    CalFlora genus related taxa
Jepson Online Jepson Interchange  Jepson Manual and other resources
Google search
search Google CNPS website    search Google entire web

Suggested citation: California Native Plant Society (CNPS). 2018. Inventory of Rare and Endangered Plants (online edition, v7-18mar). California Native Plant Society. Sacramento, CA. Accessed on Wed, Dec. 8, 2021 from

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