You searched for: Collection University of Michigan Herbarium Catalog Collection Remove constraint Collection: University of Michigan Herbarium Catalog Collection Place W. of Katz Rd; Grass Lake Twp; T2S, R2E; S. btwn sect. 9 & 16. Remove constraint Place: W. of Katz Rd; Grass Lake Twp; T2S, R2E; S. btwn sect. 9 & 16.