United States, Wyoming, Park, Absaroka Mountains, North Fork Shoshone River Drainage: ridge west of Canyon Creek on Rattlesnake Mountain, ca 17 miles northwest of Cody
TRS: T53N R104W S1 & 2
Meadows and rocky ridge-top on limestone substrates
Prominent species included Festuca altaica ssp. hallii, Festuca idahoensis, Avenochloa hookeri, Oxytropis camestris var. gracilis.