- SW1/4 sec. 26, Boyne Valley Tp., ca. 3 mi. SE of Boyne Falls.1
- Saginaw Twp. T12N, R4E, Sec. 26 SW1/4 at City water park near the water treatment plant on N.W. corner of M-81 & M-46 in the city of Saginaw.1
- Saginaw Twp. T12N, R4E, Sec. 26 SW1/4 near the water treatment plant on the N.W. corner of M-81 & M-46 in the city of Saginaw.1
- Sanilac1
- Sec. 21 T48N R17W on SW side of Little Chapel Lake. Pictured Rocks National Lakeshore1
- Sec. 30, Washington Twp.1
- Sias Farm 3 mi. W. & S. of Midland1
- South Fox Island In trail just north of settlement.1
- South Manitou Island along 45th parallel. Sec. 9 SW 1/4.1
- St. Helena Island E1/2 of Island.1
- Sugar Island 3 miles S. Payment1
- Superior Twp. T46N,R2W,Sec.5,NE1/4 on N. side of Bay Shore Rd. 1/2 mi. W. of Waiska River Bridge near village of Brimley.1
- Superior Twp. T46N,R2W, Sec.5, NE1/4 on N. side of Bay Shore Dr. 1/2 mi. W. of Waiska River Bridge W. of village of Brimley.1
- Thirteen miles N. of Midland.1
- Traverse City, south edge, where Airport Rd. crosses Boardman River, Logans Landing Shopping Mall.1
- Tuscola1
- University of Michigan Botanical Gardens, Dixboro Site, 4.5 mi. northeast of Ann Arbor. River woods. [A 1958 map of UM Botanical Gardens indicates “River-woods” extending for about 0.7 mi along Fleming Creek at approx. Lat. 42.3030 Long -83.6583.]1
- University of Michigan Botanical Gardens, Dixboro Site, 4.5 miles northeast of Ann Arbor, at southwest part of property1
- Upper Peninsula Fairgrounds, US Rt 2, Escanaba,1
- Van Buren1