1918] 
GREENMAN—MONOGRAPH OF SENECIO 95 
leaves narrowly oblong-oblanceolate, including the petiole 3.5 
to 22 em. long, .5 to 2 em. broad, rounded to acute at the apex, 
entire or sinuately denticulate, gradually narrowed below into 
a slender petiole, thickish in texture, margins usually revolute ; 
upper stem-leaves similar, gradually reduced towards the top 
of the stem to sessile, linear and entire or denticulate bracts; 
inflorescence a terminal few to several-headed corymbose 
cyme; heads about 1 em. high, radiate; involucre campanulate, 
sparingly calyculate, tomentulose or glabrous; bracts of the 
involuere about 13, linear-lanceolate, 6 to 8 mm. long; ray- 
flowers commonly 8, rays yellow; disk-flowers 30 to 45; achenes 
glabrous. 
Distribution: Vancouver Island to Oregon. 
Specimens examined: 
British Columbia: in tufts in sand, Qualicum, Vancouver 
Island, 29 July, 1887, Macoun (Gray Herb. and Geol. Surv. 
Canada Herb.); northern point of Texada Island, Gulf of 
Georgia, 26 June, 1885, Dawson 14801 (Geol. Surv. Canada 
Herb.) ; in tufts on gravel, Goldstream, Vancouver Island, 27 
June, 1887, Macoun (Geol. Surv. Canada Herb. No. 16584) ; 
Mt. Benson, Vancouver Island, 10 July, 1893, Macoun 555 (Mo. 
Bot. Gard. Herb.); dry slopes, Bald Mountain, Vancouver 
Island, alt. 450 m., 17 June, 1907, Rosendahl 1853 (U. S. Nat. 
Herb.) ; Shawningan Lake, Vancouver Island, 18 June, 1908, 
Macoun (Geol. Surv. Canada Herb. No. 78955); vicinity of 
Nanaimo, Vancouver Island, 4 July, 1908, Macoun (Geol. 
Surv. Canada Herb. Nos. 78952, 78953); Langford Lake, 
vicinity of Victoria, 24 July, 1908, Macoun (Geol. Surv. Can- 
ada Herb. No. 78954); Mathalchea Lake, 11 July, 1911, 
Spreadborough (Geol. Surv. Canada Herb. No. 91258) ; Lang- 
ford Lake, near Victoria, 24 May, 1915, Newcombe (Mo. Bot. 
Gard. Herb.). 
Washington: Mill Plain, June, 1877, Howell (Gray Herb.) ; 
moist sandy plains, coll. of 1883, Henderson 24 (Gray Herb.) ; 
dryish prairies, Pierce Co., 17 July, 1883, collector not indi- 
cated (Piper Herb.) ; Yelm Prairie, 5 Aug., 1889, E. C. Smith 
(Mo. Bot. Gard. Herb.) ; Yelm Prairie, July, 1890, E. C. Smith 
538 (U. S. Nat. Herb.) ; Union City, 4 July, 1890, Piper (Мо. 
