You searched for: Collection University of Michigan Herbarium Catalog Collection Remove constraint Collection: University of Michigan Herbarium Catalog Collection Institution University of Michigan. Libraries Remove constraint Institution: University of Michigan. Libraries Place Along ridge from St. Helen's Gap to New Haven Gap, about 1½ miles NNE Cinchona Remove constraint Place: Along ridge from St. Helen's Gap to New Haven Gap, about 1½ miles NNE Cinchona