Place
- LaSalle1
- Lake1
- Lake Superior near Esrey Park.1
- Lapeer1
- Lenawee1
- Lincoln twp. T.13N R.4W Sec. 31
- Little lake1
- Livingston1
- Lowell1
- Luce1
- Ludington State Park1
- Magician Lake,1
- Mason1
- Midland1
- Missaukee or Roscommon1
- Monroe1
- Montcalm1
- Mystery Valley Karst Preserve, central valley.1
- N roadside of M-93. 0.6 mi. SW of M-93 and M-72 intersection. T26N, R04W, Sec. 14 SE1/4NE1/41
- NW shore of southernmost bay of K P Lake, NE1/4 sect. 33, T28N R2W, ca 2 mi. WSW of Lovells.1