You searched for: Collection University of Michigan Herbarium Catalog Collection Remove constraint Collection: University of Michigan Herbarium Catalog Collection Place Shores of Lake Letta, along Rt 70, about 4.5 miles south of Avon Park. Remove constraint Place: Shores of Lake Letta, along Rt 70, about 4.5 miles south of Avon Park. Topic Poales Remove constraint Topic: Poales