Family: Potamogetonaceae
leafy pondweed
Robert W. Freckmann
Robert W. Freckmann
University of Wisconsin-Stevens Point, Robert W. Freckmann Herbarium (UWSP)
Etymology: Potamogeton: from Greek potamos, "a river," and geiton, "a neighbor," because of the habitat
Plants: perennial, submersed aquatic; stems freely branching; slender rhizomes
Leaves: alternate, entire, with prominent midvein; submersed linear, 3-5 veins; stipules free from leaves; no floating leaves
Flowers: green-brown, small, short stalk from axils of upper leaves; inflorescence spike in tight cluster
Fruits: flattened, dry seed with a wavy side ridge and a short beak
Habitat: shallow to >4' deep water; in soft sediment soil
Conservation Status: Native
Plants: perennial, submersed aquatic; stems freely branching; slender rhizomes
Leaves: alternate, entire, with prominent midvein; submersed linear, 3-5 veins; stipules free from leaves; no floating leaves
Flowers: green-brown, small, short stalk from axils of upper leaves; inflorescence spike in tight cluster
Fruits: flattened, dry seed with a wavy side ridge and a short beak
Habitat: shallow to >4' deep water; in soft sediment soil
Conservation Status: Native
Flora of North America: Flora of North America Floristic Rating: Coefficient of Conservatism = 6, Wetland Indicator = OBL USDA Plants Database: Federal Distribution and detailed information including photos University of Wisconsin - Green Bay: Wetland Plants: Photos, descriptions, information
Robert W. Freckmann
Paul Skawinski
Paul Skawinski
Paul Skawinski
Brenton Butterfield
Botanical Illustration
