Original identification: Sisymbrium altissimum
Current identification: Sisymbrium altissimum
Photographer: Craig Althen
Date Photographed: May 14, 2015
Location: U.S.A., Montana, Flathead County: Flathead Riv. oxbow.
Elevation: [not provided]
Coordinates: 48.36685° N, 114.169433° W
Phenology: Flowers