- City of London, Sifton (=Byron) Bog, west end of city, North of Thames R.1
- City of London, Snake Creek from junction at Medway Creek to Wonderland Road.1
- Clarendon1
- Concord. South of Walden Pond, west end.1
- Delaware Township, Komoka park reserve, along Thames River 5 miles west of London, about 1 mile east of Komoka. Entrance road to area 3 by curve.1
- East Haddam midslope woods, Devils Hopyard State Park1
- Framingham.1
- Glenwood Springs, growing in patch of forest between cliff of Birds Cave Rock and road Balcarres-Sunbury1
- Granny Hill, Lexington.1
- Gray Botanic Garden, Cambridge1
- Hellshire Hills1
- Komoka Park Reserve. Delaware Twp, Study Area #5, off county rd 14.1
- Komoka Park Reserve. Delaware Twp. Study Area # 1198/82.1
- Lobo Township, gravel pits & adjacent woods, 2.7 km ESE of Komoka Post Office.1
- Lobo Twp., Komoka Feed Mill Prairie, 1.3 km NE of Komoka Post Office1
- London1
- London Township, North Thames River, between Fanshawe Dam & Clarke Sideroad.1
- London Twp, Hyde Park Station & R.R. tracks to west.1
- London, Sifton (=Byron) Bog, West end of city, North of Thames R.1
- London, Sifton (Byron) Bog.1