[VoL. 3 
146 ANNALS OF THE MISSOURI BOTANICAL GARDEN 
(Mo. Bot. Gard. Herb.); foot of Kelso Mountain, near Tor- 
rey’s Peak, 14 Aug., 1885, Letterman (Mo. Bot. Gard. Herb.) ; 
Front Range, alt. 3500 m., 6 July, 1896, Crandall (Mo. Bot. 
Gard. Herb.); Grays Peak, above timberline, 31 Aug., 1884, 
B. H. Smith (Phil. Acad. Nat. Sci. Herb.) ; Grays Peak, alt. 
3650-3800 m., 15 Aug., 1885, Letterman (Mo. Bot. Gard. Herb. 
and Field Mus. Herb.) ; Powell's Colorado Expl. Exp., 1868, 
Lat. 40-41°, Vasey 340B (Gray Herb. and Mo. Bot. Gard. 
Herb.) ; Lat. 89—41°, coll. of 1862, Hall £ Harbour 332 (U.S. 
Nat. Herb. 48721, Phil. Acad. Nat. Sei. Herb., and Field Mus. 
Herb. 314668); Lat. 39—41°, coll. of 1862, Hall £ Harbour 331 
(U. S. Nat. Herb. 48766), in part, and Hall £ Harbour 115 
(Gray Herb.), in part; without definite locality, coll. of 1871, 
Brandegee 132 (Mo. Bot. Gard. Herb.) ; Breckenridge, coll. 
of 1892, Wislizenus 1067 (Мо. Bot. Gard. Herb.) ; Mt. Parry, 
coll. of 1872, Gray (Gray Herb.) ; Golden City, 12 July, 1871, 
Greene 528 (Gray Herb.) ; Golden, 13 July, 1885, Letterman 
(Mo. Bot. Gard. Herb.) ; Peak Valley, 21 Aug., 1901, F. E. «& 
E. S. Clements 485 (Gray Herb., U. S. Nat. Herb., and Mo. Bot. 
Gard. Herb.); Cameron Pass, alt. 3500 m., 14 July, 1896, 
Baker (Mo. Bot. Gard. Herb.) ; meadows, South Cottonwood 
Guleh, Chaffee Co., alt. 3050 m., 9 July, 1892, Sheldon 100 
(U. S. Nat. Herb.) ; Gunnison Co., July, 1889, Eastwood (U. S. 
Nat. Herb.) ; Mineral Point, July, 1887, Hempton (Mo. Bot. 
Gard. Herb.); near Pagosa Peak, Mineral Co., alt. 3200 m., 
6 Aug., 1899, Baker 705 (Gray Herb., Berlin Herb, Greene 
Herb., and Mo. Bot. Gard. Herb.), түре; head of Vallecito, alt. 
3000-3800 m., 2 Sept., 1903, Knowlton 3 (U. S. Nat. Herb.) ; 
La Plata Mountains, alt. 3650 m., 15 July, 1896, Tweedy 537 
(U. S. Nat. Herb.) ; Little Kate Mine, La Plata Mountains, 
alt. 3500 m., 14 July, 1898, Baker, Earle £ Tracy 569 (Gray 
Herb., U. S. Nat. Herb., Greene Herb., and Mo. Bot. Gard. 
Herb.), түре of S. heterodoxus Greene; Farnham, 10 July, 
1891, E. C. Smith (Mo. Bot. Gard. Herb., 
64. S. Farriae Greenm. Bot. Gaz. 42:147. 1906; Contr. 
Bot. Lab. Univ. Penn. 3:74. 1907 ; Ottawa Nat. 25:115. 1911. 
An herbaceous perennial, glabrous except for a persistent 
white tomentum in the axils of the leaves; stems erect or as- 
