You searched for: Institution University of Michigan. Libraries Remove constraint Institution: University of Michigan. Libraries Place Along Garden Creek, Challis National Forest, 23½ miles WNW. of Mackay. Remove constraint Place: Along Garden Creek, Challis National Forest, 23½ miles WNW. of Mackay. Place Idaho Remove constraint Place: Idaho Topic Orthotrichaceae Remove constraint Topic: Orthotrichaceae Topic Orthotrichum Remove constraint Topic: Orthotrichum Type still image Remove constraint Type: still image