CNPS.ORG Inventory of Rare and Endangered Plants - 7th edition interface
v7-18mar 3-19-18
Status: record stuckenia_filiformis_ssp._alpina - Mon, Dec. 6, 2021, 21:51 ET b
Stuckenia filiformis ssp. alpina
common nameslender-leaved pondweed
CalPhotos image
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life form rhizomatous herb aquatic
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
S3      ranking system key
global rank
G5T5      ranking system key
CA state listingNone  
federal listingNone  
where found
MAPS - Use v8 link below.

Topographic quads (22):
Ingomar (403B) 3712028, Franklin Point (409A) 3712223, Mountain View (428A)* 3712241, Palo Alto (428B)* 3712242, Whitmore Hot Springs (434A) 3711867, El Capitan (437B) 3711966, Niles (446C) 3712158, June Lake (453D) 3711971, Clayton (464B) 3712188, Oakland East (465C) 3712272, Cedar Hill (469A) 3811827, Fairfield North (499D) 3812231, Mount St. Helena (517B) 3812266, Emerald Bay (523A) 3812081, Kings Beach (538A) 3912021, Sierra City (572C) 3912056, Chico (577A) 3912167, Gallatin Peak (640C) 4012056, Cassel (662A) 4012185, Jess Valley (674A) 4112023, Likely (675A) 4112025, Burney Falls (679C) 4112116
quad data info

Counties, states, regions:
Alameda (ALA), Butte (BUT), Contra Costa (CCA), El Dorado (ELD), Lassen (LAS), Merced (MER), Mono (MNO), Modoc (MOD), Mariposa (MPA), Nevada (NEV), Placer (PLA), Santa Clara (SCL)*, Shasta (SHA), Sierra (SIE), San Mateo (SMT), Solano (SOL), Sonoma (SON), Alaska (AK), Arizona (AZ), Colorado (CO), Idaho (ID), Maine (ME), Michigan (MI), Minnesota (MN), Montana (MT), North Dakota (ND), Nebraska (NE), New Hampshire (NH), New Jersey (NJ), New Mexico (NM), Nevada (NV), New York (NY), Ohio (OH), Oregon (OR), Pennsylvania (PA), South Dakota (SD), Utah (UT), Vermont (VT), Washington (WA), Wisconsin (WI), Wyoming (WY)
A reminder: Species not recorded for a given area may nonetheless be present, especially where favorable conditions occur.
CNPS habitats•Marshes and swamps (MshSw)(assorted shallow freshwater)
blooming period May-Jul  
elevation range300 - 2150 meters
To be expected in the San Joaquin Valley, San Francisco Bay area, and the central high Sierra Nevada; need information. On review list in OR.
full nameStuckenia filiformis (Pers.) Börner ssp. alpina (Blytt) R.R. Haynes et al.
Version 8    INVENTORY VERSION 8 interface for this taxon, including GIS and more links

Additional information:
standard acronym   Element Code  PMPOT03091
Jepson Online Jepson Interchange  Jepson Manual and other resources
Google search
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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 Mon, Dec. 6, 2021 from

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