You searched for: Collection University of Michigan Herbarium Catalog Collection Remove constraint Collection: University of Michigan Herbarium Catalog Collection Institution University of Michigan. Libraries Remove constraint Institution: University of Michigan. Libraries Place Empire Twp, near Sleeping Bear Dunes Remove constraint Place: Empire Twp, near Sleeping Bear Dunes Place Leelanau Remove constraint Place: Leelanau Place North America Remove constraint Place: North America Topic Oenothera Remove constraint Topic: Oenothera Topic Onagraceae Remove constraint Topic: Onagraceae