You searched for: Collection University of Michigan Herbarium Catalog Collection Remove constraint Collection: University of Michigan Herbarium Catalog Collection Place Gray Botanic Garden, Cambridge [front label]; Boston (Cambridge Botanic Garden) [back label] Remove constraint Place: Gray Botanic Garden, Cambridge [front label]; Boston (Cambridge Botanic Garden) [back label] Place North America Remove constraint Place: North America Place USA Remove constraint Place: USA Topic Ammobium Remove constraint Topic: Ammobium Topic Asterales Remove constraint Topic: Asterales