Potamogeton friesii |
Potamogeton groenlandicus |
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flat-stalked pondweed |
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Potamogeton friesii |
Potamogeton groenlandicus |
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Flowering time | June-August | |
Habitat | Lakes, slow streams, and alkaline water. | |
Distribution | Occurring chiefly east of the Cascades crest in Washington; Alaska to Washington, east to Alberta, Idaho, Montana, Wyoming, and Utah, northern Great Plains, Great Lakes region, and eastern North America.
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Origin | Native | |
Conservation status | Not of concern | |
Sibling taxa | ||
Web links |