1918] 
GREENMAN——MONOGRAPH OF SENECIO ТА 
acraeus, which, however, in a large series of specimens merges 
imperceptibly into the species; sand hills, along the Shell 
River, north of Prince Albert, 13 July, 1876, Macoun (Geol. 
Surv. Canada Herb. No. 12170); prairies, The Holes, Wood 
Mountain, 19 July, 1895, Macoun (Geol. Surv. Canada Herb. 
No. 11617) ; Frenchman's Creek, Cypress Hills, 22 June, 1895, 
Macoun (Geol. Surv. Canada Herb. No. 11618); on the dry 
side of a coulee, north of Moose Jaw, 22 June, 1896, Macoun 
(Geol. Surv. Canada Herb. No. 12789) ; on dry gravelly soil, 
near Moose Mountain Creek, 6 June, 1883, Macoun (Geol. 
Surv. Canada Herb. No. 14834), both radiate and discoid 
heads. 
Alberta: on gravel, Police Point, Medicine Hat, 4 June, 
1894, Macoun 5069 (Gray Herb. and Geol. Surv. Canada 
Herb.); dry cliffs, Lethbridge, 5 June, 1894, Macoun 5085 
(Gray Herb., U. S. Nat. Herb., and Geol. Surv. Canada Herb.) ; 
Milk River, 8 July, 1881, Dawson (Geol. Surv. Canada Herb. 
No. 26687) ; dry slopes, Canmore, 29 June, 1885, Macoun (Geol. 
Surv. Canada Herb. No. 14827) ; on gravel along the railway, 
Calgary, 7 June, 1897, Macoun (Geol. Surv. Canada Herb. No. 
23105); on the road around the Loop, near Banff, 28 June, 
1899, Dawson (Geol. Surv. Canada Herb. No. 22317) ; on rocky 
slopes, Crow’s Nest Pass, 5 Aug., 1897, Macoun (Geol. Surv. 
Canada Herb. No. 22789) ; dry gravelly slopes, Bow River at 
Morley, 6 Sept., 1879, Macoun (Geol. Surv. Canada Herb. No. 
14833) ; near Banff, 26 June, 1891, Macoun (Gray Herb. and 
Mo. Bot. Gard. Herb.); near Banff, 25 July, 1895, ex Herb. 
Canby (Gray Herb. and U. S. Nat. Herb. No. 233908) ; gravelly 
and sandy slopes and plains, vicinity of Banff, alt. 1370 m., 28 
June, 1899, McCalla 2047 (U. S. Nat. Herb.) ; Banff, 4 Sept., 
1903, also 3 and 14 June, 1904, Farr (Univ. Penn. Herb.) ; Bow 
River Valley, alt. 1370 m., 9-18 June, 1906, Stewardson Brown 
79 (Phil. Acad. Nat. Sci. Herb.) ; on the Brazeau River, 16 
Sept., 1907, Mrs. Chas. Schaffer (Phil. Acad. Nat. Sci. Herb.) ; 
roadside, Banff, alt. 1340 m., 6 July, 1907, Butters Ф Holway 
53 (U. S. Nat. Herb.) ; Banff, 24 June, 1907, Cowles 85 (Mo. 
Bot. Gard. Herb.); dry soil, Bow Valley west of Calgary, 7 
