- Bearinger Twp. T36N, R2E, Sec. 32 SE1/4 On the E. side of Black Lake, 30 ft. E. of Co. Rd. 489 one mile north of Cold Creek1
- Bearinger Twp. T37N, R2E, Sec. 15 NE l/4 ca. 2.5 miles south of the county line at the Bernard Jarvis Roadside Park.1
- Bearinger Twp., Hammond Bay Refuge Harbor1
- Big Lake Sixteen.1
- Black Lake1
- Border of Lake Sixteen.1
- Ca. 3 mi. NW of Grace Harbor, shore of Lake Huron1
- Ca. 3.5 mi. SE of Cheboygan Co. line1
- Calcaite Quarry [Rogers City.]1
- Calcite Quarry, [Rogers City].1
- Canada Creek Bog.1
- Case Twp. ca. 7 miles SE of Millersburg; channel between Lower Barnhart Lake and Lake Nettie along Rt. 638.1
- Case Twp.; between Lower Barnhart Lake and Lake Nettie along Rt. 638 ca. 7.0 miles SE of Millersburg,1
- Contact UM Herbarium1
- Duck Island, edge1
- Dune above Hammond Bay at mouth of small river, Lake Huron.1
- E of Long Lake.1
- E side of Loon Lake.1
- E side of Rogers City1
- Evergreen Beach, NW of Rogers City, at Lake Huron coastline1