1916] 
GREENMAN—MONOGRAPH OF SENECIO 147 
cending, 1 to 3 dm. high, simple or branched from near the 
base; lower leaves ovate to slightly obovate, the blade 1 to 4 
em. long, 1 to 2.5 em. broad, rounded at the apex, erenate to 
subentire, contracted at the base into a narrowly winged 
petiole equalling or exceeding the blade; stem-leaves petiolate 
and sublyrate to sessile and somewhat irregularly pinnatifid, 
the uppermost leaves reduced to mere bracts; heads about 1 
em. high, radiate; involucre campanulate, slightly calyculate, 
sparingly tomentulose at the base; bracts of the involucre 
about 21, linear-lanceolate, 7 to 8 mm. long, frequently red- 
dish-tipped; ray-flowers 10 to 14, rays yellow; disk-flowers 
numerous, 50 to 60; achenes glabrous. 
Distribution: mountains of Alberta to Washington. 
Specimens examined: 
Alberta: near Banff, alt. 1500 m., 8 June, 1904, Farr (Univ. 
Penn. Herb. and Field Mus. Herb.), түре; vicinity of Banff, 
July, 1906, Sanson 81260 (Geol. Surv. Canada Herb. and Mo. 
Bot. Gard. Herb.) ; vicinity of Basin, near Banff, alt. 1400 m., 
8 and 18 June, 1906, Brown 20 (Phil. Acad. Nat. Sci. Herb.) ; 
in deep moss in stream-bed below warm sulphur spring, vi- 
einity of Banff, alt. 1370 m., 15 June, 1899, McCalla 2049 (U. S. 
Nat. Herb.) ; Sulphur Springs, Banff, alt. 1415 m., 11 June, 
1906, Butters £ Rosendahl 1324 (Field Mus. Herb.) ; Crows 
Nest Lake, alt. 1385 m., 9 July, 1883, Dawson (Geol. Surv. 
Canada Herb. 14800), in part; Devil's Head Lake, alt. 1385 
m., 13 July, 1899, Sanson (Geol. Surv. Canada Herb. 22125) ; 
erossing of MeLeod's River, 19 June, 1898, Spreadborough 
(Geol. Surv. Canada Herb. 19725); in grass along Bragg's 
Creek, Elbow River, 26 June, 1897, Macoun (Geol. Surv. Can- 
ada Herb. 22784) ; damp places, Red Deer, coll. of 1895, Gaetz 
(Geol. Surv. Canada Herb. 11622). 
Washington: on rocky bar of Columbia River at Wenatchee, 
25 Мау, 1899, Whited 1096 (U. S. Nat. Herb.). 
65. 8. Hartianus Heller, Bull. Torr. Bot. Club 26:622. 1899. 
S. flavulus Wooton & Standley, Contr. U. S. Nat. Herb. 
19:747. 1915, in part, not Greene. 
An herbaceous perennial, at first somewhat white-tomentu- 
lose, later more or less glabrate; stems erect, 2 to 5 dm. high, 
