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Potamogetonaceae
Potamogeton

not marked as a favorite taxon Potamogeton gramineus Linnaeus. Common name: Variable Pondweed. Phenology: Jun-Aug. Habitat: Estuarine waters. Distribution: Greenland and AK, south to sc. PA (Rhoads & Klein 1993; Rhoads & Block 2007), NJ, WV (Kartesz 1999), n. VA, MI, WI, CO, UT, and CA. Reported for VA (Fairfax County); specimen identification needing confirmation.

Glossary (beta!)

Origin/Endemic status: Native

Synonymy ⓘ: = AqW, C, Can, FNA22, G, GrPl, Il, K4, Mi, NE, NY, Pa, WV, Wiegleb & Kaplan (1998); = n/a — Tat; > Potamogeton gramineus L. var. maximus Morong — F. Basionym: Potamogeton gramineus L. 1753

Links to other floras: = Potamogeton gramineus - FNA22

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Wetland Indicator Status:

  • Atlantic and Gulf Coastal Plain: OBL
  • Eastern Mountains and Piedmont: OBL
  • Great Plains: OBL
  • Midwest: OBL
  • Northcentral & Northeast: OBL

Heliophily ⓘ: 9

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image #1 of Potamogeton gramineus© Zihao Wang, some rights reserved (CC BY), uploaded by Zihao Wang source CC-BY | Original Image ⭷ Warning: was NOT research grade.
image #2 of Potamogeton gramineus© Zihao Wang, some rights reserved (CC BY), uploaded by Zihao Wang source CC-BY | Original Image ⭷ Warning: was NOT research grade.
image #3 of Potamogeton gramineus© Zihao Wang, some rights reserved (CC BY), uploaded by Zihao Wang source CC-BY | Original Image ⭷ Warning: was NOT research grade.

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Horticultural Information

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