You searched for: Collection University of Michigan Herbarium Catalog Collection Remove constraint Collection: University of Michigan Herbarium Catalog Collection Place Alcona Twp. one mi. N.W. of Black Riv. Rd intersection about three mi. inland from shore of L. Huron ca. 16 mi. S. of Alpena. Remove constraint Place: Alcona Twp. one mi. N.W. of Black Riv. Rd intersection about three mi. inland from shore of L. Huron ca. 16 mi. S. of Alpena. Place Michigan Remove constraint Place: Michigan Place USA Remove constraint Place: USA Topic Poaceae Remove constraint Topic: Poaceae Topic Sporobolus Remove constraint Topic: Sporobolus