You searched for: Collection University of Michigan Herbarium Catalog Collection Remove constraint Collection: University of Michigan Herbarium Catalog Collection Place Sierra de Tapalpa. Ca. 3 km NNE of Tapalpa, on west-side of road to Laguna Sayula at ca. km 29. Remove constraint Place: Sierra de Tapalpa. Ca. 3 km NNE of Tapalpa, on west-side of road to Laguna Sayula at ca. km 29.