Species Details

Potamogeton foliosus ssp. fibrillosus

fibrous pondweed

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Scientific Name:
Potamogeton foliosus Raf. ssp. fibrillosus (Fern.) R. R. Haynes & Hellq.
Common Name:
fibrous pondweed
Family: Potamogetonaceae
Element Code: PMPOT030B1
USDA Plants Symbol: POFOF5
Synonyms/Other Names:
CA Rare Plant Rank: 2B.3
Fed List: None
State List: None
Global Rank: G5T2T4
State Rank:
S1S2
Other Status:
CRPR Changes:
changed from 2.3 to 2B.3 on 2013-06-12
Add Date: 1994-01-01
Date Edited: 2021-05-26
Lifeform: perennial rhizomatous herb (aquatic)
Blooming Period: Unk
Elevation:
5 - 1300 meters
15 - 4265 feet
General Habitat:
  • Marshes and swamps (shallow freshwater)
General Micro Habitat:
Micro Habitat:
Notes:
Known in CA from only one occurrence from Crescent City. To be expected in Great Basin areas of CA; need information. Endangered in OR. See Memoirs of the American Academy of Arts and Sciences 17(1):51 (1932) for original description, and Rhodora 75:76 (1973) for revised nomenclature and 76:564-649 (1974) for taxonomic treatment.
Threats:
Taxonomy:
Other:
Total Occurrences: 1
Element Occurrence Ranks:
A B C D X U
0 0 0 0 0 1
Occurrence Status:
Historical >20 Years 1
Recent <=20 Years 0
Presence:
Presumed Extant 1
Possibly Extirpated 0
Presumed Extirpated 0
California Endemic:
California Island:
States: Name (Code)
California (CA), Idaho (ID), Montana (MT), Oregon (OR), Utah (UT), Washington (WA), Wyoming (WY)
California Counties and Islands: Name (Code)
Del Norte (DNT)
Quads: Name (Quad Code)
Crescent City (4112472), Sister Rocks (4112462)
Notes:
Definitions of codes following a county and/or quad:
* Presumed extirpated
(?) Occurrence confirmed, but possibly extirpated
Quad and county data is imported from the CNDDB. Species may be present in other areas where conditions are favorable. These data should NOT be substituted for pre-project review or for on-site surveys.

Map

Presumed Extant
Counties   Quads