You searched for: Institution University of Michigan. Libraries Remove constraint Institution: University of Michigan. Libraries Language UND Remove constraint Language: UND Place At Horsetail Falls along road from Seiad Valley to Cook and Green Pass north of Seiad Valley Remove constraint Place: At Horsetail Falls along road from Seiad Valley to Cook and Green Pass north of Seiad Valley Place North America Remove constraint Place: North America Place Siskiyou Remove constraint Place: Siskiyou Topic Plantae Remove constraint Topic: Plantae