You searched for: Collection University of Michigan Herbarium Catalog Collection Remove constraint Collection: University of Michigan Herbarium Catalog Collection Place Brooks Range, north slope of De Long Mountains, Driftwood Camp, near headwaters of the Utukok River Remove constraint Place: Brooks Range, north slope of De Long Mountains, Driftwood Camp, near headwaters of the Utukok River Topic Aulacomnium Remove constraint Topic: Aulacomnium