You searched for: Collection University of Michigan Herbarium Catalog Collection Remove constraint Collection: University of Michigan Herbarium Catalog Collection Place Grassy opening north of the summit of West Bluff. Remove constraint Place: Grassy opening north of the summit of West Bluff. Place Keweenaw Remove constraint Place: Keweenaw Place Michigan Remove constraint Place: Michigan Topic Salicaceae Remove constraint Topic: Salicaceae Topic Salix Remove constraint Topic: Salix