You searched for: Collection University of Michigan Herbarium Catalog Collection Remove constraint Collection: University of Michigan Herbarium Catalog Collection Place along Río Zumbador and tributary, near base of Piedra Blanca, northeast of Bergantín. Remove constraint Place: along Río Zumbador and tributary, near base of Piedra Blanca, northeast of Bergantín. Topic Hymenophyllum Remove constraint Topic: Hymenophyllum