Taxon  Report   6813 
Potamogeton gramineus  L.
Grass leaf pondweed,  Grass leaved pondweed, Variableleaf pondweed
Check for photos on
CalPhotos / Calflora
Potamogeton gramineus, a monocot, is a perennial herb (aquatic) that is native to California and is also found elsewhere in North America and beyond.

Interactive Distribution Map

Observation Hotline
(observation details + photos)

point, line, or polygon

Plant Characteristics
and Associations

Bloom Period
Wetlands: Occurs in wetlands
Distribution by County 

Add an Observation of  Potamogeton gramineus

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

PLANTS: Potamogeton gramineus var. graminifolius
PLANTS: Potamogeton gramineus var. maximus
PLANTS: Potamogeton gramineus var. myriophyllus
PLANTS: Potamogeton gramineus var. typicus
More information about  Potamogeton gramineus
Nursery / seed vendor availability from CNPLX
Commercial availability unknown.
Landscaping information from Calscape
Photos on CalPhotos / Google Images
Photos on

Jepson eFlora

Records from the Consortium of California Herbaria

ITIS Original Publication citation


Search the International Plants Names Index

Search (Flora of North America)

Search the Lady Bird Johnson Wildflower Center

website references from Google

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]. 2018. Berkeley, California: The Calflora Database [a non-profit organization].
Available:   (Accessed: Jul 20, 2018).

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