- Oakland1
- Oscoda Twp. T24N, R9E, Sec. 33, S.W.1/4; in the 3-Pipes Recreation Area on the S.E. side of Wurtsmith A.F.B. north of Oscoda.1
- Port Huron area.1
- R 1 E, T 30 N, Sect. 261
- Raisin Twp.; s. of R. Raisin, w. of railroad, e. of Raisin Center Hwy. R4E,T6S,S21,nw 1/4 of se 1/41
- Rensselaer1
- Roscommon1
- S1/2 Sec. 31 T41N-R29W. ca. 7 mi. NE Iron Mountain1
- Sanilac1
- South Fox Island near north end of easternmost trail.1
- St. Joseph1
- T10N R9E Sec 7-18 Murphy Lake State Game Area1
- T24N R8E Sec 22, in Alpena State Forest, 11 mi. NW of Oscoda.1
- T40N-R4W ca. 1 mi. SW St. Ignace.1
- Troy [Coordinates are for Prospect Park.]1
- Tuscola1
- Utica1
- Van Buren1
- Washtenaw1
- Wayne1