Place
- North Carolina1
- North of Arbor1
- Oakland Hills in the vicinity of Redwood Peak1
- Otoe1
- Page1
- Patuxent Research Refuge, north Telegraph Road, plot 44751
- Pennsylvania1
- Pickle Springs, ca. 6 miles east of Farmington1
- Pima1
- Pocasset, Johnston1
- Prince George's1
- Puerto Rico1
- Randolph1
- Rhode Island1
- Rock Creek Park, Washington1
- Rock Creek drainage, Mazatzal Mts., Tonto National Forest, 12 miles SE of Tonto Basin1
- Rockingham1
- Rocky Branch1
- Saginaw1
- Saint Thomas1