U.S.A., Wyoming, Teton, Yellowstone Plateau: Yellowstone National Park: thermal area 1/4 mi S of Nez Perce Creek and 1 mi E of the Old Faithful-Madison Road, ca 8 mi SSE of Madison Junction.
44.5711 -110.7952 NAD 83
44.5711° N, 110.7952° W; NAD 83, uncertainty 0.25 mi., Nat. Geog. TOPO!; T53N R116W S13
2262 meters
7420 ft.
In wet sinter with Triglochin maritima, Crepis runcinata, and Eleocharis palustris.