Matteuccia struthiopteris var. pensylvanica (Willdenow) C.V. Morton
Dryopteridaceae
Swanson, Steven
2501
1976-04-00
1976-04
United States, Minnesota, Houston, Mississippi River (Navigation Pool #8). Houston Co., site 42;Upper Mississippi National Wildlife Refuge;N;;
43.575557 -91.264979 +-27795m.
Wet-mesic forest, on W edge progressing to an old Salix stand forest bordered on N, E, & S by shrub and/or emergent communities. In drier portions of forests