You searched for: Collection University of Michigan Herbarium Catalog Collection Remove constraint Collection: University of Michigan Herbarium Catalog Collection Place Mexico Remove constraint Place: Mexico Place Mountains 10 miles southeast of Ahuacatlán, on the riad to Barranca del Oro and Amatlán. Remove constraint Place: Mountains 10 miles southeast of Ahuacatlán, on the riad to Barranca del Oro and Amatlán.