- Porcupine Mountains State Park.1
- Porcupine Mountains, on Mirror Lake Trail1
- Presque Isle1
- Rome Twp., w. of Townline Hwy., N. side of Burton Rd.1
- Rutland Twp., specimen was collected close to Otis Lake proper.1
- S 1/2 Sec 28 T43N-R14W. near Cookson bridge on Manistique River.1
- S of Brooks Creek.1
- Scotty Bay, Lake Huron.1
- Sec.11 T47N-R19W Grand Island.1
- Second I, NW of Mott I., Isle Royale.1
- Sedge Point- Douglas Lake.1
- Sisu, Lahul, Kangra, Punjab1
- Sleeping Bear Dunes Nationla Lakeshore, south of Kelderhouse Rd.1
- South Haven.1
- South Manitou Island. East shore of Lake Florence1
- South Manitou Island. North of Old Dock.1
- Three miles SW of Midland.1
- Tidar, Province of Luristan1
- Tittabawasee River Midland.1
- U. of M. Biological Station, near the "Gorge."1