Family: Potamogetonaceae
curled pondweed, curly pondweed
Paul Skawinski
Paul Skawinski
University of Wisconsin - Madison (WIS-VP)
Etymology: Potamogeton: from Greek potamos, "a river," and geiton, "a neighbor," because of the habitat
Plants: perennial, submersed aquatic; tolerates cold, grows under ice in winter then emerges early forming dense mats dying back in mid-July; stems slightly flat; slender rhizomes
Leaves: alternate, entire, with prominent midvein, stalkless, curly toothed edge, oblong; no floating leaves; stipules fused at base; disintegrate
Flowers: green-brown, small; inflorescence curved flower spike held above water
Fruits: dry seed with 3 ridges and a conical beak
Habitat: water 3'-10' deep
Invasiveness: Restricted Invasive - Eradicate!
Conservation Status: Introduced - naturalized; ecologically invasive
Plants: perennial, submersed aquatic; tolerates cold, grows under ice in winter then emerges early forming dense mats dying back in mid-July; stems slightly flat; slender rhizomes
Leaves: alternate, entire, with prominent midvein, stalkless, curly toothed edge, oblong; no floating leaves; stipules fused at base; disintegrate
Flowers: green-brown, small; inflorescence curved flower spike held above water
Fruits: dry seed with 3 ridges and a conical beak
Habitat: water 3'-10' deep
Invasiveness: Restricted Invasive - Eradicate!
Conservation Status: Introduced - naturalized; ecologically invasive
Flora of North America: Flora of North America Floristic Rating: Wetland Indicator = OBL WIS DNR-Bureau of Endangered Resources: Detailed information on Wisconsin invasive species including decription, habitats, control methods USDA Plants Database: Federal Distribution and detailed information including photos
Paul Skawinski
Paul Skawinski
Paul Skawinski
Paul Skawinski
Robert W. Freckmann
Matthew L. Wagner
Matthew L. Wagner
Matthew L. Wagner
Paul Skawinski
Paul Skawinski
Paul Skawinski
Brenton Butterfield
Brenton Butterfield
Brenton Butterfield
Brenton Butterfield
Brenton Butterfield
Brenton Butterfield
Kurt Stüber
Botanical Illustration
Botanical Illustration
Botanical Illustration
