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Fletcher Pond. Approximately 5.5 km south of Hillman, MI. Specimen collected along margin of northwest bay. Approximately 2.5 km northwest of public boat launch (straight line).

Ducharme, Ile; Ste Therese[-de Blainville]: cite Terrebonne

Ontario, Canada

USA | New York | Niagara | Twelve-Mile Creek,, Wilson, Tuscarora State Park

Standish, Saginaw Bay

Small lagoon connected to Rideau Canal. Arboretum, Department of Agriculture.

Arboretum, C.E.F., Ottawa

SW of E Meadow Lake Drive, 18.7 air km SW of Blue Mountain.

Shrewsbury

Montebello, Papineau County, Que.; In Riviere Ottawa; petite baie pres du quai

City of Alpena, On Thunder Bay River Duck Park canoe launch.

Wildlife management area on the west side of highway 68, 5.8 km. north of Canton.

Chandos Township, W of Crowe River mouth at N end of Chandos Lake, roadside park on Hwy 620.

About 4 miles SW of Bishop Mills (= ca 40 miles S of Ottawa), Grenville County.; Abundant in shallow marshy water of Middle Kemptville Creek

Cumberland, Russell County, Ontario; Dense masses of floating plants in Ottawa River, in bay formed above the ferry dock

le des Soeurs

Mud Lake. Waterloo State Recreation Area. Less than 1 km southeast of Waterloo. Specimen collected in a cove on western shore of lake, approximately 287 m southeast of the access site.

Belmont Twp. Vansickle Road near Cordova Lake. Map: 31C/12, UTM: 776398, Square: 18TE73.

Fair Haven; Fair Haven Beach State Park, East Bay, behind sand bar to Lake Ontario.

Waterfront Park. Reeds Lake. Specimen collected 1 to 3 m to the east of the Reeds Lake Trail boardwalk.

Ottawa, Rideau River

City of East Grand Rapids, Reeds Lake at west end at connecting channel with Fisk Lake; across from EGR Public Works Complex.

Just E of North Lake Rd. under bridge.

Saginaw Bay, between canals E of Great Lakes Marina and Sagatoo Rd.

Northeast shore of Meadow Lake, southwest of East Meadow Lake Drive, 18.7 air km southwest of Blue Mountain

mouth of Munuscong River, about 10 km NE of Pickford

Charleston Provincial Park. Boathouse Cove.

Au sud de l'Ile des Cascades, lac Saint-Louis

RNF Lac St-Francois, Dundee, Pointe Fraser, Bassin Fraser I.

Huntingdon, Sainte-Barbe.

Baie Lavalliere.

Dundee, Riviere aux Saumons.

Retention pond at corner of Braeburn Lane and Wixam Road. Approximately 135 m east of Island Lake.

Comte Iberville, Pointe du Gouvernement, a  l'embouchure de la riviere du Sud, sur le Richelieu.

Asbury Park. South of Mandalay Ciricle. Across the street from Screen Works business.

Approximately 285 m northeast of corner of W 11 Mile Road and Taft Road. Retention pond aproximately 115 m north of W 11 Mile Road. Specimen collected in emergent vegetation along southwest edge of pond.

City of Alpena, Duck Park canoe launch (on Thunder Bay River).

le de la Visitation

Papineauville County, Petite Nation Township, Presqu'ile Poirier.

Kring Point, Kring Point State Park, shore of the St. Lawrence River in a small bay, ca. 10 mi. east of Alexandria Bay

Laxton Tp., Con X, Pt. E1/2 Lot 5, Norland, 3366 Monck Rd, W of cabin.

La Trappe; Riviere-aux-Serpents

Town of Wolcott, edge of channel in lower part of Port Bay Marsh

Comte de Champlain, La Perade, Ile du Sable.

Ile d'Orleans, partie en amont du bras nord, arriere d'une maison.

Approximately 4.5 km southeast of Grand Rapids, in northwest Reeds Lake. Specimen was collected 110 m east of Reeds Lake Blvd Road, approximately 3 m north of wooden boardwalk leading to the open water of the lake.

Squaw Island

Papineau County, Montebello, in riviere Ottawa, petite baie pres du quai.

Ile St-Paul (des Soeurs), sur le St-Laurent, en face de Verdun; en bas des rapides de Lachine, premiere recolte.

Oka, Parc Paul Sauve.