- Nebraska1
- New Hampshire1
- New Jersey1
- Newington1
- North Plant Science Farm, Mississippi State University1
- On edge of Lake of Pines, by Lake of Pines Campground beach.1
- One mile SE of Harg1
- Orange1
- Otsego1
- Ottawa1
- Patuxent Research Refuge, upland oak region of lower end of Refuge, Plot 21561
- Powdermill "Bogs", Ashfield Rd., 2 miles west of Beltsville1
- Rivière-du-Loup1
- Sawyer1
- Sevier1
- Shawano1
- Shenandoah National Park, South River1
- Spider Lake, ca 9.5 mi SE of Traverse City1
- Springbrook Creek, Slashing Rd, Chandler Twp1
- St. Mary1