You searched for: Collection University of Michigan Herbarium Catalog Collection Remove constraint Collection: University of Michigan Herbarium Catalog Collection Place Colby's Canyon north of Pamona College, Calif. Remove constraint Place: Colby's Canyon north of Pamona College, Calif. Place North America Remove constraint Place: North America Topic Aspidotis Remove constraint Topic: Aspidotis Topic Plantae Remove constraint Topic: Plantae Topic Polypodiales Remove constraint Topic: Polypodiales Topic Polypodiopsida Remove constraint Topic: Polypodiopsida Topic Pteridaceae Remove constraint Topic: Pteridaceae