You searched for: Collection University of Michigan Herbarium Catalog Collection Remove constraint Collection: University of Michigan Herbarium Catalog Collection Place Marl Lake, N. E. of Holly. Remove constraint Place: Marl Lake, N. E. of Holly. Place Michigan Remove constraint Place: Michigan Place Oakland Remove constraint Place: Oakland Topic Equisetaceae Remove constraint Topic: Equisetaceae Topic Equisetales Remove constraint Topic: Equisetales