Etymology: Populus: Latin for "poplar," derivation obscure
Plants: perennial tree with greenish-gray bark that darkens and furrows with time
Leaves: hairy when young becoming dark green on top and pale beneath; roundish to kidney-shaped; large teeth
Flowers: 2"-3" long, hanging catkin
Habitat: moist; streambanks, upland woods, often in burned or cut-over areas
Conservation Status: Native - potentially invasive

Flora of North America: Flora of North America Floristic Rating: Coefficient of Conservatism = 3, Wetland Indicator = FACU 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 University of Wisconsin - Green Bay: Trees: Photos, descriptions, information Virginia Tech Dept. of Forestry, College of Natural Resources: detailed description and photographs