Spiral Pondweed
Potamogeton spirillus
Herbarium mounts:
Connecticut River 8/19/2020
Coventry Lake 07/08/2014
Dodge Pond 07/09/2004
Laurel Lake 09/19/2018
Long Meadow Pond (Bethlehem) 07/05/2005
Lower Mill Pond 07/10/2025
Lower Moodus Reservoir 07/08/2009
Pattagansett Lake 07/08/2025
Rogers Lake 07/15/2021
Tyler Lake 08/30/2013
Uncas Lake 07/07/2015
Williams Brook 09/02/2005
