1916] 
GREENMAN—MONOGRAPH OF SENECIO ЕГЭ 
Herb., and Field Mus. Негр.) ; east of Mt. Adams (Paddo), 
Aug., 1892, Henderson 2309 (Gray Herb.); Mt. Adams, alt. 
1980 m., 25 July, 1899, Flett (U. S. Nat. Herb. 415519 in part); 
Indian Henry Park, Sept., 1909, Tarleton 62 (Field Mus. 
Herb.). 
Oregon: bases of granitic cliffs, source of the Imnaha, Wal- 
lowa Mountains, alt. 2690 m., Aug., 1906, Cusick 3131 (U. S. 
Nat. Herb., Field Mus. Herb., and Mo. Bot. Gard. Herb.). 
Nevada: Mt. Rose, alt. 2940 m., 29 July, 1909, Heller 9896 
(U. S. Nat. Herb., Phil. Acad. Nat. Sci. Herb., Field Mus. 
Herb., and Mo. Bot. Gard. Herb.). 
California: wet mountain slopes at Lady Bug Peak, alt. 
2440 m., 12 Aug., 1900, Leiberg 5318 (U. S. Nat. Herb.). 
74. S. rubricaulis Greene, Pittonia 3:89. 1896. 
S. aureus var. croceus Eaton in Bot. King's Exp. 190. 1871, 
not Gray, Proc. Acad. Phil. 15:68. 1863. 
S. Јопеѕи Rydb. Bull. Torr. Bot. Club 27:179, pl. 5, fig. 5. 
1900. 
S. cymbalarioides Nelson in Coulter E Nelson, Manual Cent. 
Rocky Mountains 582. 1909, as to S. Jonesii in synonymy. 
An herbaceous perennial, glabrous or nearly so; stems erect, 
3 to 4 dm. high; lower leaves petiolate, broadly ovate to 
obovate, 1 to 5 em. long, 1 to 3 em. broad, rather coarsely den- 
tate, abruptly euneate at the base, glabrous on both surfaces; 
petioles 1 to 7 em. long, often purplish; stem-leaves petiolate 
and sublyrate to sessile and pinnatifid; inflorescence a ter- 
minal few to several-headed corymbose eyme; heads 8 to 10 
mm. high, radiate; involucre campanulate, sparingly calyeu- 
late; bracts of the involuere 13 to 21, linear-lanceolate, 5 to 
7 mm. long, acute, glabrous, thickish, and in the later stages 
drying dark brown or blackish; ray-flowers 8 to 10, rays yel- 
low; disk-flowers numerous; achenes glabrous. 
Distribution: mountains of Utah, Wyoming, and Nevada. 
Specimens examined: 
Nevada: foothills of Clover Mountains, coll. of 1893, E. L. 
Greene (Greene Herb.), түре; Clover Mountains near Deeth, 
Elko Co., alt. 2000 m., 22 July, 1908, Heller 9091 (Phil. Acad. 
Nat. Sci. Herb.). 
