Place
- Charlotte1
- Chemung1
- Chittenden1
- City of Grand Rapids, Lamberton Lake Preserve; adjacent to Lamberton Lake Apartments just east of junction of Plainfield Ave and I-96.1
- Climax Twp.1
- Cockburn Island1
- Colorado1
- Colón1
- Common throughout Keweenaw Co.1
- Constantine Twp., ca. 5 mi NW of Contstantine.1
- Covert Twp., 0.06 mile north of 28th Avenue and 0.05 mile west of 77th Street. SE 1/4 of SW 1/4 Sec 4.1
- Craggy Mountain1
- Crawford1
- Dickinson1
- Dorud1
- Dorud, Province of Luristan1
- Douglas Lake at Sedge Point.1
- Drummond Island, SE side, near False Detour Passage.1
- Dune region between Gulliver Lake and Lake Michigan.1
- E. of Raisin Center Hwy., S. of Golf course, Raisin Twp.1