You searched for: Collection University of Michigan Herbarium Catalog Collection Remove constraint Collection: University of Michigan Herbarium Catalog Collection Place Muskegon Remove constraint Place: Muskegon Place North America Remove constraint Place: North America Place Shore of Duck Lake - west Muskegon - on Scenic Highway. Remove constraint Place: Shore of Duck Lake - west Muskegon - on Scenic Highway. Topic Cyperaceae Remove constraint Topic: Cyperaceae Topic Cyperus Remove constraint Topic: Cyperus Topic Poales Remove constraint Topic: Poales