You searched for: Collection University of Michigan Herbarium Catalog Collection Remove constraint Collection: University of Michigan Herbarium Catalog Collection Place Delta Remove constraint Place: Delta Place Escanaba River, along; Gladstone, ca 6 mi NW of Remove constraint Place: Escanaba River, along; Gladstone, ca 6 mi NW of Place Michigan Remove constraint Place: Michigan Place USA Remove constraint Place: USA Topic Polypodiopsida Remove constraint Topic: Polypodiopsida