You searched for: Institution University of Michigan. Libraries Remove constraint Institution: University of Michigan. Libraries Place Gratiot Lake Conservancy plant survey. Bammert Farm area, on old overgrown Phoenix Farm Road. Remove constraint Place: Gratiot Lake Conservancy plant survey. Bammert Farm area, on old overgrown Phoenix Farm Road. Place Keweenaw Remove constraint Place: Keweenaw Topic Asteraceae Remove constraint Topic: Asteraceae Topic Asterales Remove constraint Topic: Asterales Topic Centaurea Remove constraint Topic: Centaurea Topic Plantae Remove constraint Topic: Plantae Type still image Remove constraint Type: still image