You searched for: Collection University of Michigan Herbarium Catalog Collection Remove constraint Collection: University of Michigan Herbarium Catalog Collection Place Conc. XIII, Lot 19, North Orillia Twp., Severn Bridge, 3 1/2 mi. northwest of Remove constraint Place: Conc. XIII, Lot 19, North Orillia Twp., Severn Bridge, 3 1/2 mi. northwest of Place Ontario Remove constraint Place: Ontario Topic Haloragaceae Remove constraint Topic: Haloragaceae Topic Myriophyllum Remove constraint Topic: Myriophyllum