You searched for: Collection University of Michigan Herbarium Catalog Collection Remove constraint Collection: University of Michigan Herbarium Catalog Collection Place Ross Barnett Reservoir, S. of Ratliff Ferry Rd., W. side of Pearl River, Sec. 25 Remove constraint Place: Ross Barnett Reservoir, S. of Ratliff Ferry Rd., W. side of Pearl River, Sec. 25 Topic Diphyscium Remove constraint Topic: Diphyscium