You searched for: Collection University of Michigan Herbarium Catalog Collection Remove constraint Collection: University of Michigan Herbarium Catalog Collection Language UND Remove constraint Language: UND Place East of Portage Ship Canal northwest of Hancock. Remove constraint Place: East of Portage Ship Canal northwest of Hancock. Place Houghton Remove constraint Place: Houghton Place Michigan Remove constraint Place: Michigan Topic Malpighiales Remove constraint Topic: Malpighiales Topic Salix Remove constraint Topic: Salix