1916] 
GREENMAN—MONOGRAPH OF SENECIO 105 
Northern Transcontinental Survey, coll. of 1882, Brandegee 
118 (Mo. Bot. Gard. Herb.) and 915 (Gray Herb.); wet 
meadows, Chiquash Mountains, Skamania Co., 18 Aug., 1892, 
Suksdorf 2167 (Gray Herb. U. S. Nat. Herb, Field Mus. 
Herb., and Mo. Bot. Gard. Herb.) ; north of Mt. Adams, Aug., 
1892, Henderson 2308 (Gray Herb.) ; wet meadows, alt. about 
2000 m., Mt. Paddo (Adams), 3 Sept., 1904, S'uksdorf 4241 
(U. S. Nat. Herb., Field Mus. Herb, and Mo. Bot. Gard. 
Herb.). 
Oregon: Eagle Creek Mountains, Union Co., alt. 2440 m., 
Aug., 1881, Cusick 938, 959 (Gray Herb.) ; wet meadows of the 
highest mountains, eastern Oregon, coll. of 1897, Cusick 1804 
(U. S. Nat. Herb. and Mo. Bot. Gard. Herb.) ; granitic soil, 
swampy meadows, North Catherin Creek, eastern Oregon, 
alt. 1500 m., 26 July, 1907, Cusick 3177 (U. S. Nat. Herb., Field 
Mus. Herb, and Mo. Bot. Gard. Herb.); sedgy meadow, 
Wallowa Mountains, source of Kettle Creek, alt. 2285 m., 12 
Aug., 1909, Cusick 3379 (U. S. Nat. Herb., Field Mus. Herb., 
and Mo. Bot. Gard. Herb.) ; ‘Cascade Mountains on the Ore- 
gon” (Douglas?) Dr. Gairdner (Gray Herb.); without lo- 
eality, coll. of 1871, Hall 304 (Gray Herb. and Mo. Bot. Gard. 
Herb.) ; base of Mt. Hood, June, 1878, J. Ё S. J. Howell (Field 
Mus. Herb.) ; Mt. Hood, alt. 1220 m., 25-26 Aug., 1914, Hitch- 
cock 12328 (U. S. Nat. Herb.) ; Caseade Mountains, Aug., 1880, 
Howell (U. S. Nat. Herb. 48811, and Field Mus. Herb.). 
California: Plumas Co., coll. of 1876, Mrs. Austin (Gray 
Herb. and Field Mus. Herb.); summit of Mt. Dana, coll. of 
1878, Lemmon (Gray Herb.); Pine Creek, July, 1912, Baker 
(Field Mus. Herb.). 
45. S. Rosei Greenm. Monogr. Senecio, I. Teil, 24. 1901, and 
in Engl. Bot. Jahrb. 32:20. 1902; Field Col. Mus. Bot. Ser. 
2:276. 1907. РІ. 3, fig. 2. 
An herbaceous perennial; stem solitary, erect, 4 to 4.5 dm. 
high, simple, glabrous below, slightly pubescent above, ter- 
minated by a single large radiate head ; lower leaves petiolate, 
ovate, 2 to 3 em. long, two-thirds as broad, obtuse, subentire 
to crenate-dentate, thin, glabrous on both surfaces; petioles 
