Original identification: Toxicodendron rydbergii
Current identification: Toxicodendron radicans var. rydbergii
Photographer: Don Knoke
Date Photographed: September 14, 2005
Location: U.S.A., Washington, Kittitas County: Along Yakima river near BNSF railroad bridge, Thorp.
Elevation: [not provided]
Coordinates: [not provided]
Phenology: Vegetative