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Ontario, Canada

Quebec, Canada

St. Clair Flats State Wildlife Area. Harsens Island Unit Zones 31 to 40. Approximately 0.5 km southwest of Vokes Road.

St. Clair Flats State Wildlife Area. Harsens Island Unit Zone 80. East of Little Muscamoot Bay. Specimen collected in drainage canal bordering dike.

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

Montreal Botanical Garden.

Fish Point State Wildlife Area. Approximately 5 km southwest of Sebewaing, MI. Specimen collected in the Wiscoggin Drain, approximately 0.25 km southwest of the mouth of the drain.

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

Bay County Pinconning Park. Approximately 3.5 km southeast of Pinconning, MI. Specimen collected along northern margin of the Pinconning River, approximately 0.25 km west of the Pinconning River mouth and east of the boardwalk.

Asbury Park. East of Mandalay Circle. Larger wetland approximately 50 m to the east.

Meadow Lake.

Munuscong State Wildlife Management Area. Approximately 10.5 km northeast of Pickford, MI. Specimen collected along northern river margin, less than 0.5 km west of the mouth of the Munuscong River.

Michigan, United States

Oka

Comte de Huntingdon, Cedar Point.

Diked wetland east of Little Muscamoot Bay and south of Middle Channel Drive

Comte de Terrebonne, Ste-Therese, Ile Ducharme.

Broadway Road Marsh, abutting Lake Ontario.

Luna Pier, Allen's Cove in Lake Erie

Detroit Edison Fermi 2 nuclear power plant.

Mouth of Munuscong River. 10 km NE of Pickford.

Frenchman's Bay

Munuscong State Wildlife Management Area. Approximately 9 km northeast of Pickford, MI. Specimen collected in a bay in the southeastern portion of the management area. Approximately 2 km northwest of Dans Resort.

Alfred [& Plantagenet] Township, Ottawa River, 9 km NNE of Plantagenet Post Office.

Benson Landing. Just east of North Lake Road, under bridge.

Township park in Port Rowan, Norfolk Twp. Stranded in mud along Lake Erie.

Point Pelee National Park. East Beach, N of Lake Pond.

Hampton Township, Quanicassee Wildlife Area

Metro Beach Metropark, marsh along Lake St. Clair south of Metropolitan Parkway,in artificial channel at edge of the marsh, west of the nature center, ca 4 miles ESE of Mt. Clemens. Lat & Long. 42°34'41"N, 82°48'19"W"

Frenchman's Creek, Ford Yacht Club, south end of Groose Ile.

Leeds County, Squaw Island

Cranberry Creek. Coastal marsh that extends along the margins of the creek until it meets the St. Lawrence River.

ca. 4 miles SW of Bishop Mills (= ca. 40 miles S of Ottawa).

Ca 5 km N of Russell, Akeley Swamp.

Riviere-des-Mille-Iles.

601-999 Voakes Rd, Clay, MI, US

Charleston Provincial Park. Boathouse Cove.

ca 4.4 km N of Rensselaer Falls

La Prairie, riviere Saint-Jacques, juste en amont du pont de la route 3 (direction est)

Ile des Plaines (Iles de la Paix) carte de la Defense Nationale en face de Bellevue - de Lery a  Chateauguay.

Comte de Terrebonne, Ste-Therese, Riviere-des-Mille-Iles, vis-a -vis la propriete du Dr. Caumartin.

Baie d'Oka.

Ferrisburgh, Addison County, Vermont, United States

Boucherville, Ile Grosbois.

Plaisance, baie de la Pentecote

Grindstone Island. Flynn Bay.

Parc Plaisance, comte de Papineau.

Ile des Pins, entre Vaudreuil et l'ile Perrot. Extremite ouest vers le lac St-Louis.

Squaw Island. Shore of lagoon.

Shrubby northeast shore of Meadow Lake, southwest of East Meadow Lake Drive, 18.7 air kilometers southwest of Blue Mountain.