Place
- Near Hillsboro Rd SW of west campus Duke University1
- Near Reeds Lock in swamp, Chesapeake & Ohio Canal1
- Near summit of Raburn Bald1
- New Hampshire1
- New Hope Twp., sec 301
- New Jersey1
- North Carolina1
- Old Rag Mountain1
- Oneco-Myakka City Road1
- Ontario1
- Orange1
- Patuxent Research Refuge, NE of buildings and river, plot 36391
- Pennsylvania1
- Philadelphia1
- Pinery Provincial Park along Carolinian Trail1
- Pocahontas1
- Portage1
- Powell1
- Quebec1
- Richland1