You searched for: Institution University of Michigan. Libraries Remove constraint Institution: University of Michigan. Libraries Language UND Remove constraint Language: UND Place Cass Remove constraint Place: Cass Place In the Southwest Michigan Land Conservancy's Spirit Springs Preserve. Ca. 7.5 miles WNW of Three Rivers. Remove constraint Place: In the Southwest Michigan Land Conservancy's Spirit Springs Preserve. Ca. 7.5 miles WNW of Three Rivers. Place USA Remove constraint Place: USA Topic Eleocharis Remove constraint Topic: Eleocharis