You searched for: Collection University of Michigan Herbarium Catalog Collection Remove constraint Collection: University of Michigan Herbarium Catalog Collection Place Benson Swamp. About .1 mile north of Conrail trach & .2 mile west of Benson Swamp Rd. Freehold Twp. Remove constraint Place: Benson Swamp. About .1 mile north of Conrail trach & .2 mile west of Benson Swamp Rd. Freehold Twp. Place North America Remove constraint Place: North America Place Pennsylvania Remove constraint Place: Pennsylvania Place Warren Remove constraint Place: Warren Topic Cyperaceae Remove constraint Topic: Cyperaceae Topic Poales Remove constraint Topic: Poales Type still image Remove constraint Type: still image