You searched for: Collection University of Michigan Herbarium Catalog Collection Remove constraint Collection: University of Michigan Herbarium Catalog Collection Place Porcupine Mts. State Park. Vertical face of cliff below Lake of the Clouds overlook, near Mirror Lake rail. Just above talus slope. Remove constraint Place: Porcupine Mts. State Park. Vertical face of cliff below Lake of the Clouds overlook, near Mirror Lake rail. Just above talus slope. Topic Woodsia Remove constraint Topic: Woodsia