Original identification: Sparganium emersum
Current identification: Sparganium emersum
Photographer: Gerald D. Carr
Date Photographed: September 1, 2008
Location: U.S.A., Oregon, Benton County: W side of Porter Lake, near jct. of Smith Loop and Hurlburt Rd., S of Corvallis, . 44.44770, 123.24529.
Elevation: [not provided]
Coordinates: [not provided]