You searched for: Institution University of Michigan. Libraries Remove constraint Institution: University of Michigan. Libraries Place DRUMMOND ISLAND, near NW end of bridge to Meade Island. Remove constraint Place: DRUMMOND ISLAND, near NW end of bridge to Meade Island. Place North America Remove constraint Place: North America Topic Alismatales Remove constraint Topic: Alismatales Topic Hydrocharitaceae Remove constraint Topic: Hydrocharitaceae Topic Magnoliopsida Remove constraint Topic: Magnoliopsida Topic Vallisneria Remove constraint Topic: Vallisneria