You searched for: Institution University of Michigan. Libraries Remove constraint Institution: University of Michigan. Libraries Place Clay Twp. Harsens Island, Channel Dr., near golf course. Remove constraint Place: Clay Twp. Harsens Island, Channel Dr., near golf course. Place Michigan Remove constraint Place: Michigan Topic Cyperaceae Remove constraint Topic: Cyperaceae Topic Plantae Remove constraint Topic: Plantae Topic Poales Remove constraint Topic: Poales