U.S.A., Wyoming, Park, Yellowstone Plateau: Yellowstone National Park: north end of Hayden Valley on the east side of the Yellowstone River, ca 1 mi SE of the Upper Falls.
T55N R113W S33
2348-2378 meters
7700-7800 ft.
Mesic meadow with Artemisia cana, Floerkea proserpinacoides, Aster integrifolius, Festuca idahoensis var. idahoensis, and Nothocalais nigrescens.