- E side of Holland River at its mouth into Cook's Bay, Lake Simcoe1
- East Gwillimbury Township, concession IW, lots 111-115, about 1.5 miles NNW of Holland Landing, east side of Holland River1
- East Gwillimbury Township, concession IW, lots 111-115, about 1.5 miles NNW of Holland Landing, east side of Holland River.1
- East Gwillimbury tp, near east bank of Holland River, lots 111 to 115, conc 1W, ca 1 1/4 mi NNW of Holland Landing.1
- East Gwillimbury twp., near east bank of Holland River, lots 11 to 115 conc. 1W, ca 1.5 mi. NNW of Holland Landing.1
- England1
- Europe1
- Flora of the Lower Susquehanna. Plants collected around York Furnace, York County.1
- Georgina Township, Duclos Point Provincial Nature Reserve, Holmes Point (804)1
- Hollis, Gorge of the Saco River at Salmon Falls1
- Hollis, West Hollis1
- In bed of Saco River, below dam at Bonny Eagle, Standish1
- King Twp., 5 km north of Nobleton1
- Kittery.1
- Meadow in Lyman Township1
- North Berwick.1
- S end of Keswick Island.1
- Southeast of Tabb's.1
- State of Maine Welcome Area, Kittery, Interstate Route 95-North, 3 miles north of Piscataqua River bridge, just south of York town line, near Libby Brook.1
- Tidal Marsh, York River.1