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Photographer: Robert W. Freckmann
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Family Potamogetonaceae
Potamogeton amplifolius Tuck.
big-leaved pondweed, broad-leaved pondweed, large-leaved pondweed
Potamogeton: from Greek potamos, "a river," and geiton, "a neighbor," because of the habitat
amplifolius: large leaved
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| Status: | Native |
| Plant: | perennial, submersed aquatic; stems thick; rhizomes with black scales |
| Flower: | green-brown, small; inflorescence dense spike |
| Fruit: | oval-ovate beaked, dry seed with 3 low ridges |
| Leaf: | alternate, entire, prominent midvein, 25-37 veins; submersed -arched, folded, large, stalked; floating -oval, long stalk, many veins; large stipules |
| Habitat: | water >3' deep; in soft sediment soil |
| (Glossary) |
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