Original identification: Spirodela polyrhiza
Current identification: Spirodela polyrhiza
Photographer: Patrick Loafman
Date Photographed: August 19, 2023
Location: U.S.A., Washington, Skagit County: Summer Lake. See being produced and exuded from a flap of tissue on the frond undersides.
Elevation: [not provided]
Coordinates: 48.332221° N, 122.168326° W
Coordinate Source: Google Maps