You searched for: Collection University of Michigan Herbarium Catalog Collection Remove constraint Collection: University of Michigan Herbarium Catalog Collection Place N side US 1A 4.2 mi SE of Winkumpaugh Road, 12.2 mi SE of jct Hwy 56 in East Holden. Remove constraint Place: N side US 1A 4.2 mi SE of Winkumpaugh Road, 12.2 mi SE of jct Hwy 56 in East Holden.