You searched for: Collection University of Michigan Herbarium Catalog Collection Remove constraint Collection: University of Michigan Herbarium Catalog Collection Place Austin, McKinney Falls St Park ca 6 mi SE of center of Austin. Along Onion Creek ca 1 mi above the upper falls. Remove constraint Place: Austin, McKinney Falls St Park ca 6 mi SE of center of Austin. Along Onion Creek ca 1 mi above the upper falls.