You searched for: Institution University of Michigan. Libraries Remove constraint Institution: University of Michigan. Libraries Place British Columbia Remove constraint Place: British Columbia Place Canadian zone, Yoho River below Lake Duchesnay; Yoho National Park Remove constraint Place: Canadian zone, Yoho River below Lake Duchesnay; Yoho National Park Topic Alectoria Remove constraint Topic: Alectoria Topic Lichens Remove constraint Topic: Lichens Type still image Remove constraint Type: still image