Place
- Belle Isle. In NE part of island.1
- Benzie1
- Berrien1
- Bloomfield Tp.1
- Caledonia Twp. T28N, R7E, Sec. 13, SE1/4. At Will's Gun Shop at S. 603 Hubbard Lake Rd. on E. side of Hubbard Lake at S. end of East Bay.1
- Calhoun1
- Calumet1
- Calumet,1
- Carpenter's Salt Spring near Grand Rapids,1
- Cedar River Road1
- Cheboygan City Dump1
- Chippewa1
- City of New Baltimore.1
- Clifton1
- Clyde Twp.; T7N, R16E, Sec. 41
- Contact UM Herbarium1
- Copper Harbor1
- Detroit1
- Detroit,1
- Dickinson1