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 Oaxaca Remove constraint Place: Oaxaca Place Vicinity of Zacatepec. Along trail north of cite for ca. 1 mile. Remove constraint Place: Vicinity of Zacatepec. Along trail north of cite for ca. 1 mile. Topic Selaginella Remove constraint Topic: Selaginella