Place
- Ingham1
- Ionia1
- Iron1
- Isle Royale National Park, Greenstone ridge near Mt. Franklin1
- Isle Royale National Park, Moskey Basin1
- Isle Royale, Tobin Harbor1
- Jefferson Twp, ca 6.5 miles SE of Hillsdale1
- Just west of Sable Creek near falls. Grand Sable Dunes.1
- Kalkaska1
- Kebara, Province of Luristan1
- Lake Huron1
- Lake Michigan, ca 7 miles south-southwest of Thompson, Little Harbor1
- Lake Superior, ca 1.5 miles NE of Ontonagon1
- Les Cheneaux Island1
- Livingston1
- Livingston or Washtenaw1
- Lowell1
- Luce1
- M. A. C. [Michigan Agricultural College] Grass Garden1
- Marquette1