598 COMPOSITAE 
10-20 cm. long, 1+4 cm. wide, oblong or oblong-lanceolate, narrowed to a petiole or a petioliform 
base, the margins remotely but t deeply eg ae hey tate or -denticulate, setose-hairy; middle and 
a ae techn sessile, often much reduced, linear, essentially entire, stellate-pubescent to nearly 
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linear her sparsely black- ‘stipitate-glandular with some cao “stpitate 
glandular halts, the ie saetbetack sparse; achenes 2.5-3 mm. long, dark brown, the papp 
whitish. 
Rocky and wooded big nag Lge Sonoran and Transition Zones; Santa Rosa and Santa Cruz Islands, Santa 
Barbara County, and on the inland in San hon gee County, where it merges with forms of the following 
variety. Type si na ~— Barbara. bgt by Nuttall. a 
Hieracium argu r. pari bg ay) Jep Fi. lif. 1009. 1925, (Hieracium parishii 
A. Gray, Proc. Amer. arts 19: 67. ness: HW teen ‘Greene Bull Cait. a 1: 195. 1885; _ oa 
Eastw. Bull. Torrey Club 32: 217. 1905.) Leaves -: . Hi. um var. ar - , Be northern for: ore often 
denticulate and not dentate; inflorescence usually re Sane a ranched; of the ohyttes fk merely 
stellate-pubescent (H. parishii) or more Conemeety a with pellow: stipitate ‘lander — the black-stipitate- 
glandular hairs pliers A hy Jacking or sparse. Dry wooded canyons, Santa Lucia Mountains, Monterey County, 
California, south to mountains of Los a — and Ped Bernardino Cosun Ss. Tis lo cain rock crevices, Water- 
man Canyon, San eruue ino Mountain: 
6. Hieracium albifldrum iis White-flowered Hawkweed. Fig. 6040. 
Hieracium albiforum Hook. FI. Bor. Amer. 
?Hi ium va vert Arv.-Touv. Sve Hier. 10. 1881. 
Hieracium helleri Gandoger, Bull. Soc. Bot. F 1918. 
Hieractum leptopoda m Gan , loc. ci 
Hieracium candelabrum Gandoger, op. cit. 52. 
Hieracium albifiorum subvar. rosendahitt Zahn, Pflanzenreich 42: 1123. 1922. 
Hieracium albiflorum f Ae Zahn, cit. 
Hieracium albiflorum subyv anh carinens Zahn, loc. cit. 
?Hieracium pacificum 
Perennial, 3-12 dm. h ee = stems usually eat te arising from a woody root and commonly 
unbranched short caudex, desthes ss or with few stem-leaves, with long setose hairs below and mostly 
naked above. Leaves mostly basal, 8c ng, Shige eolate, narrowed to a petiole except in 
the stem-leaves, moderately pyres entire or repand-denticu sy i inflorescence corymbiform, 
the rather small heads several to many, the peduncles oie , 2-7 cm. long, the flowers white or pale 
yellow (?); involucres narrow, usua salty 18-30. flower ~ phyllavies: saree imbricate, the longer 
inner ones 7-9 mm. long, line ar-lanceolate greenish or male ckish, glabrous or often sparsely olathe 
lar te pale or black hairs, sometimes with a few setose hairs ; Schenes about 2.5-3 mm. long, 
the pappus white or sordid, longer an the achene 
Open ah in moist or dry situations, Upper diuaewk Zone to Hudsonian Zone; Alaska and northwestern 
Canada ne to southern California and Colorado. Type locality: ‘‘mouth of the Columbia.”? Collected by Scouler. 
othe widely distributed species in the Pacific States both altitudinally and geographically. Quite variable 
as to type or pie of the lower leaves and in vesture y = A sa dpc es having in common proett habit, linear- 
lanceolate phyllaries, absence of stellate pubescence, and ream-colored flowering hea 
7. Hieracium greénei A. Gray. Greene’s Hawkweed. Fig. 6041. 
a greenet A, Gray, Proc. Amer. Acad. 19: 69. 1883 
m howelli A. patton Bot. Gaz. 13: 73. 1888. 
"Hirao barbigerum Greene, Pittonia 3: 228. 1897. yee rage 1896. 
teracium oregonicum Zahn, Pflanzenreich 42%: 1130 
Peskaiies 1.5-3.5 dm. high, the stems few to several from a iy a de ig mont branched 
caudex, stoutish, erubnt aged densely sicliase tecavlake throughou lower leaves also 
long-setose. ie and low stem-leave s 4-10(15) cm. long, rather thick, oblanceolate to an 
late, narrowed to iolar tiene the base shorter and becoming sessile, the m 
one or irregularly sebelah desdicadete Aereecbnce panienes e with hve varicate ‘brane hlets, nthe 
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broadly linear, obtusis apes, pie is sri and more or less ste te-pubescent ; achenes about 
5 mm. long, the pappus onger achenes, white or brownish. 
= rocky places, often in serpe ee iain and Canadian Zones; ‘Klamath County in the south 
Cascade Mountains and Fodeohine ‘County in — Siskiyou acer age ag| Oregon Humboldt County, 
Cc California, and Shasta County and also g as far as Sierra County. Tone inca pine woods, Scott 
untain, Si aves County, Cali forts. = sn 
In some of the Californian specimens, he stellate pubescence is quite sparse but the plants possess the char- 
acteristic stiffly divaricate inflorescence of H. greenei and are here considered to be aberrant forms of that species. 
8. Hieracium bolanderi A. Gray. Bolander’s Hawkweed. Fig. 6042. 
Hieracium bolanderi A. Gray, Proc. Amer. Acad. 7: 365. 1868. 
Hieracium siskiyouense M. E. Peck, Proc. Biol. Soc. Wash. 47: 188. 1934. 
Rather slender perennial 1-3 dm. high, the glabrous and glaucous stems solitary or few from 
a | simple or branched, woody caudex, unbranched below the inflorescence, Seni pean abe a 
inflorese asal lea 
late, sessile (the longest leaves usually with pétiolifermn bases), thin, entire or obscurely denticu- 
late, conspicuously but not densely long-setose ; inflorescence open with sseendiee branches, the 
