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 Los Mangos; 4 km NNE of Tehuantepec along the Trans-Isthmian hwy route 185 and 190 Remove constraint Place: Los Mangos; 4 km NNE of Tehuantepec along the Trans-Isthmian hwy route 185 and 190