Larger Common Willow-herb - Epilobium ciliatum ssp. glandulosum
Likely to be seen at higher elevations, to 5000 feet, than subspecies ciliatum and bearing larger flowers. Photographed (left) on the riverbank at Longmire on June 20, 2014, (center) in the Longmire Meadow on August 2, 2014, and (right) in Stevens Canyon on July 1, 2016.