You searched for: Collection University of Michigan Herbarium Catalog Collection Remove constraint Collection: University of Michigan Herbarium Catalog Collection Place Between Sharpsburg & Keedysville along MD Rt 34, Shepherdstown Pike, at Porterstown Bridge over Anteietam Creek. Remove constraint Place: Between Sharpsburg & Keedysville along MD Rt 34, Shepherdstown Pike, at Porterstown Bridge over Anteietam Creek. Place USA Remove constraint Place: USA Place Washington Remove constraint Place: Washington Topic Plantae Remove constraint Topic: Plantae Topic Poales Remove constraint Topic: Poales Type still image Remove constraint Type: still image