Family: Potamogetonaceae
comb pondweed, sago pondweed
[Potamogeton pectinatus L.]
Brenton Butterfield
Brenton Butterfield
University of Wisconsin - Madison (WIS-VP)
Etymology: Stuckenia: probably for Wilhelm Adolf Stucken (1852-1901) headmaster of the Gottingen Gymnasium and amateur botanist associated with the Bremen herbarium
Plants: perennial aquatic, flower stalk slender either above or below surface; stems 1'-3' long, fan-like branches; slender rhizomes with many starchy tubers
Leaves: alternate, entire, with prominent midvein; very thin, sharp pointed, needle-like; stipules fused to leaf over most of length
Flowers: green to brown, small; inflorescence spike of spaced whorls
Fruits: oval-to-ovate, dry seed with a short beak
Habitat: water 3-7' deep or more
Conservation Status: Native
Plants: perennial aquatic, flower stalk slender either above or below surface; stems 1'-3' long, fan-like branches; slender rhizomes with many starchy tubers
Leaves: alternate, entire, with prominent midvein; very thin, sharp pointed, needle-like; stipules fused to leaf over most of length
Flowers: green to brown, small; inflorescence spike of spaced whorls
Fruits: oval-to-ovate, dry seed with a short beak
Habitat: water 3-7' deep or more
Conservation Status: Native
Flora of North America: Flora of North America Floristic Rating: Coefficient of Conservatism = 3, Wetland Indicator = OBL USDA Plants Database: Federal Distribution and detailed information including photos USGS - Northern Prairie Wildlife Research Center: Wetland Plants and Plant Communities of Minnesota and Wisconsin University of Wisconsin - Green Bay: Wetland Plants: Photos, descriptions, information
Brenton Butterfield
Brenton Butterfield
Brenton Butterfield
Brenton Butterfield
