Robert W. Freckmann Herbarium

  Potamogeton hillii Morong image
Photographer: Gary Fewless           

Gary Fewless
Family Potamogetonaceae
Potamogeton hillii Morong
Hill's pondweed
Potamogeton: from Greek potamos, "a river," and geiton, "a neighbor," because of the habitat
hillii: for Ellsworth Jerome Hill (1833-1917)
County distribution map- click for detailed distribution maps.
Detailed Distribution:
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Status: Special Concern
Plant: perennial, submersed aquatic; from rhizomes
Flower: green-brown, small, stalk recurved from the upper leaf axils, winter buds hard with a fibrous base; inflorescence spike
Fruit:dry seed with low, sharp side and dorsal ridges
Leaf:alternate, entire, with prominent midvein; narrow usually with a bristly tip; stipules white and fibrous

More Information Natural Communities Herbarium Specimens
All Potamogeton list Google- Images or Text

Flora of North America (off site)
Potamogeton porteri Fernald

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