You searched for: Institution University of Michigan. Libraries Remove constraint Institution: University of Michigan. Libraries Place Jack pine-aspen woods, along Crow Lake Trail c. 2.5 mi from Big Knob Campground Remove constraint Place: Jack pine-aspen woods, along Crow Lake Trail c. 2.5 mi from Big Knob Campground Place Michigan Remove constraint Place: Michigan Topic Ochrolechia Remove constraint Topic: Ochrolechia Type still image Remove constraint Type: still image