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Potamogeton alpinus Balbis. Red Pondweed, Alpine Pondweed. Phen: Jul-Sep. Hab: Ponds and slow-moving streams. Dist: Circumboreal, south in North America to PA, MI, WI, MN, SD, NM, AZ, and CA.

Origin/Endemic status: Native

Taxonomy Comments: The American plants are sometimes separated as var. tenuifolius from Eurasian var. alpinus based on narrower leaves and the fruit beak more curved.

Synonymy ⓘ: = AqW, FNA22, K3, K4, Mi, NE, NY, Pa; >< Potamogeton alpinus Balb. var. subellipticus – F; > Potamogeton alpinus Balb. var. tenuifolius – C, GrPl

Links to other floras: = Potamogeton alpinus - FNA22

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Wetland Indicator Status:

  • Eastern Mountains and Piedmont: OBL
  • Great Plains: OBL
  • Midwest: OBL
  • Northcentral & Northeast: OBL

Heliophily ⓘ: 9

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image of plant© Юлия, some rights reserved (CC BY), uploaded by Юлия source CC-BY | Original Image ⭷
image of plant© Nolan Exe, some rights reserved (CC BY), uploaded by Nolan Exe source CC-BY | Original Image ⭷ Warning: was NOT research grade.
image of plant© Quinten Wiegersma, some rights reserved (CC BY), uploaded by Quinten Wiegersma source CC-BY
image of plant© Oleg Kosterin, some rights reserved (CC BY), uploaded by Oleg Kosterin source CC-BY
image of plant© Nolan Exe, some rights reserved (CC BY), uploaded by Nolan Exe source CC-BY | Original Image ⭷ Warning: was NOT research grade.
image of plant© Quinten Wiegersma, some rights reserved (CC BY), uploaded by Quinten Wiegersma source CC-BY | Original Image ⭷ Warning: was NOT research grade.
image of plant© Quinten Wiegersma, some rights reserved (CC BY), uploaded by Quinten Wiegersma source CC-BY
image of plant© Юлия, some rights reserved (CC BY), uploaded by Юлия source CC-BY

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