You searched for: Collection University of Michigan Herbarium Catalog Collection Remove constraint Collection: University of Michigan Herbarium Catalog Collection Place Canada Remove constraint Place: Canada Place North America Remove constraint Place: North America Place Ontario Remove constraint Place: Ontario Place Slate Islands, Patterson Island east of William Point, near shore and on rock ledges Remove constraint Place: Slate Islands, Patterson Island east of William Point, near shore and on rock ledges Place no data Remove constraint Place: no data Topic Lecanora Remove constraint Topic: Lecanora Topic Lichens Remove constraint Topic: Lichens Type still image Remove constraint Type: still image