Potamogeton gramineus Linnaeus. Variable Pondweed. Phen: Jun-Aug. Hab: Estuarine waters. Dist: 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.
Origin/Endemic status: Native
Synonymy: = AqW, C, FNA22, G, GrPl, Il, K1, K3, K4, Mi, NE, NY, Pa, WV, Wiegleb & Kaplan (1998); = n/a – Tat; > Potamogeton gramineus L. var. maximus Morong – F
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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© Zihao Wang, some rights reserved (CC BY), uploaded by Zihao Wang source CC-BY | Original Image ⭷ Warning: was NOT research grade.
© Zihao Wang, some rights reserved (CC BY), uploaded by Zihao Wang source CC-BY | Original Image ⭷ Warning: was NOT research grade.
© Zihao Wang, some rights reserved (CC BY), uploaded by Zihao Wang source CC-BY | Original Image ⭷ Warning: was NOT research grade.Feedback
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