PIPER—FLORA OF THE STATE OF WASHINGTON, 597 
2. Senecio harfordii Greenman, sp. nov. 
Glabrous or essentially so throughout; stem erect or ascending from a slender rootstock, 
2 to 5 dm. high, somewhat glaucous, usually leafy; leaves mostly pinnately divided, with 
irregularly lobed divisions, and these in turn dentate, including the petiole 4 to 14 cm. 
long, 1 to 5 em. broad, thin in texture, and drying pale green; the lowermost leaves often 
undivided, rotund and crenately lobed; uppermost leaves epetiolate: inflorescence a ter- 
minal corymbose cyme, few to many- (2 to 30-) headed; heads mostly less than 1 em. high, 
including the rays 1.5 to 2 cm. in diameter; involucre shorter than the flowers of the disk; 
bracts of the involucre about 13, narrowly lanceolate, 5 to 5.5 mm. long, acuminate, acute, 
glabrose; ray-flowers commonly 5; rays bright yellow; disk flowers 18 to 25; achenes 2.5 to 
3.5 mm. long, glabrous. 
OrEeGon: Rocky high lands, Cascade Mountains, May 31, 1869, W. G. W. Harford & 
Geo. W. Dunn 540 (hb. Gray), type; Rooster Rock, June, 1877, J. Howell (hb. Gray, and 
hb. Field Mus.); rocky banks of Columbia River, western Oregon, June, 1880, Thomas J 
Howell (hb. Field Mus.); Bonneville, Multnomah County, July 17, 1885, W. NV. Suksdorf 
572 (hb. Gray); Multnomah Falls, July 27, 1902, &. P. Sheldon 11004 (hb. Gray), and at 
the same locality, June 25, 1904, C. V. Piper 6212 (hb. Gray). 
Wasnincron: On mountains near the Lower Cescades, May 29, 1886, W. N. Suksdorf 
(hb. Gray); in woods, Lower Cascades, May 29, 1887, W. NV. Suksdorf 872 (hb. Gray), 
south of Mount Adams, August 4, 1887, J. B. Flett 1087 (hb. Piper). Differs from S. 
bolanderi A. Gray in being essentially glabrous throughout, in having somewhat thinner 
leaf texture, a shorter involucre with fewer involucral bracts and fewer flowers. 
3. Senecio flettii Wiegand, Bull. Torr. Club 26: 137. 1899. 
Tyres Ltocauity: “Near the headwaters of the Quilcene River, Olympic Mountains.” 
Collected by Flett. 
Rance: Olympic Mountains, Washington. 
SPECIMENS EXAMINED: Olympic Mountains, Fett 801; Elmer 2620; Mount Steele, Piper 
2196, 929. 
ZONAL DISTRIBUTION: Arctic. 
4. Senecio paucifiorus Pursh, Fl. 2: 529. 1814. 
Type cocaity: ‘In Labrador.’’ 
RanGE: British Columbia and Washington to Labrador, 
SPECIMENS EXAMINED: Mount Constitution, Henderson 2312; Big Meadows, Kreager 428° 
Deming, Flett 852 in part. 
ZONAL DISTRIBUTION: Transition and Canadian. 
4a. Senecio paucifiorus fallax Greenman, subsp. nov. 
Stem erect, about 5 dm. high; lower stem-leaves 3 to 8 em. long, 1 to 2.5 em broad, 
pinnately parted with deep broad sinuses between the lateral divisions, blackish or dark 
green in the dried state; segments narrowly oblong to subovate, obtusely toothed; upper 
leaves reduced to mere bracts; inflorescence cymose, few-headed; heads 8 to 10 mm. high, 
radiate, involucre campanulate; bracts of the involucre 18 to 21, linear, acute, 6 to 8 mm. 
long, slightly purplish-tipped, glabrous, ray-flowers 10 to 12; rays yellow, disk-flowers 56 
to 60, achenes glabrous. 
Wasninoton: Roadside in partial shade, Deming, Whatcom County, June 380, 1898, J. B. 
Fleit, no. 852 in part (type in hb. Piper, fragment and tracing in hb Gray). 
The subspecies fallax is readily separated from D. pseudaureus on the characters of the 
foliage. 
5. Senecio subnudus DC. Prod. 6: 428. 1837. 
Senecio aureus suonudus A. Gray, Syn. Fl. 1%: 391. 1884. 
Type vocatity. “Ad Columbia River.” Collected by Douglas. 
Rance. Washington and Montana to California. 
