76 Contributions from the Gray Herbarium 
Cattrornia: Mt. Dana, Tuolumne Co., July 17, 1907, Robert A. 
Ware, no. 2619c; Farewell Gap, 1897, Purpus, no. 5273; near 
son, no. 2306; Spokane, May 16, 1896, Piper, no. 2289. YuKon: 
Carcross, July 16, 1914, Eastwood, no. 701. 
1 RIGERON COMPOSITUs Pursh, var. petraeus, var. nov., foliis 
ciliato-hispidis; capitulis discoideis. — British Columbia. and 
Macbride & Payson, no. 3381; Bonanza, Custer Co., July 28, 1916, 
Macbride & Payson, no. 3494; Soldier Mts., Blaine Co., June 26, 
1916, Macbride & Payson, no. 2900: Smoky Mts., Blaine Co., 
Aug. 13, 1916, Macbride & Payson, 3765; Lost River Mts. west of 
Aug., 1897, Williams (R. Mt. Herb.); Golden Gate, Yellowstone 
Park, June 28, 1899, A. Nelson & E. Nelson, no. 5538a (also no. 
5538, in part). Ura: La Sal Mts., July 17, 1911, Rydberg & 
’ . , Mrs. Joseph Clemens. 
FORNIA: Mt. Tallac, July 25, 1897, Blasdale (R. Mt. Herb.); 
Castle Peak, Nevada Co., Aug. 3, 1903, Heller, no. 7 103; Lassen’s 
