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 Salina Cruz, Oaxaca, Granite headland south of town, no accessible reef and no tide pools. Remove constraint Place: Salina Cruz, Oaxaca, Granite headland south of town, no accessible reef and no tide pools.