SUNFLOWER FAMILY 241 
ayo ese Apes and in adjacent Nevada where it is the predominant form, and occurring less commonly as 
far s Tular esa ct Meech iak Type locality: Deer Park, Placer County, Califo rnia. 
ta ee gee. acts frist c for of the more distinct segregates of the C. douglasit pe 2 In the Siskiyou 
Mountains of northern California, "he higher North Coast Ranges of California, and the northern Sierra Nevada 
occasional specimens esi ibe % collected that can truly be assigned to var. rubricaults. Ye aonb other plants 
from those regions gro in similar habitats that have been called rubricaulis seem, for the _ part, oo 
mediate between var. pabeisults op fl Siskiyou form with large, many-flowered heads and a ng tenden 
to wooliness, in that they Hae ages tee rechoal growth habit of The former with the inte eae gr the ie 
The same situation dccurs in the southern Sierra Nevada where typical _Specimens of var. desc fbn are to be 
i t achil- 
ae mactis douglasii var. alpina A. Gray, Syn. FI. . . Amer. 17: 341, 84. (Chaenactis alpina M. E. 
Jones, Proc. Calif. Acad. II. 5: 699. 1895; C. leucopsis eene, Leaflets Bot. Obs. 2: 221. 1912; C. pumila 
Greene, loc. cit.; C. rubella Greene, op. cit. 222; C. oe Greene, op. cit. 223.) Dwarf, more or less cespi- 
tose, alpine perennial 4-15 em. high, loosely floccose- tomentose and mies 1A becoming iabeube: arising from a 
thick, ee much-branched, ‘subterranean caudex and woody taproo ey s densely clustered on the msn 
stems, long, rather thinly floccose-tomentose, mostly bipin ces e divisions condensed and much 
contorted, steatnaliy more open; peduncles axillary, scapose, glandular- pubescent above, Ccaastahally forked 
and bearing more than one head, mostly of equal length, the heads born .5-5 % panore wt leaf-clusters; 
heeds 40—50-flowered, the flowers white or roseate; phy fla ries unequal, 8—- 12 m boos lon oblanceolate or 
poi lanceolate, obtuse or fase at apex, the pubescence various, de -nsely or seavert aaah only 
r mixed with spreading pointed hairs, also often sparsely tomentose toward the base; pappus-paleae 10, often 
raat of aacaual leet seateotns the margins somewhat erose, three-fourths to one-half the length of the 
corolla. Rocky or talus slopes, Arctic-Alpine Zone; Idaho and western Montana south to central Utah and 
western Colorado; Wallowa Mountains, Oregon, vig Shasta, California. and occasional in the Sierra 
Nevada as far south as Sonora Pass, Tuolumne County, California. Type locality: not stated by A. Gray but 
a ee from Alta, hee Pt: Mountains, Utah (M. E ‘Tones 1232), has Sty named the “cots by Stockwell 
(Contr. Dudley Herb. 3: 1940). 
erha aps the most dis Ph of the segregates of C. douglasit var. douglasit but occasional anes can be 
2 es Seca its ei with var. montana 
9. Chaenactis cusickii A. Gray. Cusick’s Chaenactis. Fig. 5395. 
Chaenactis cusickii A. Gray, Syn. Fl. N. Amer. ed. 2. 12: 452. 1886. 
Annual 3.5-10 cm. high, Beer bine: i the base, the stems reddish, gsc ge with some cob- 
webby hai airs about the ‘heads and leaf- s. Leaves 1-4 cm. long, 1-4 mm. wide, rather sas ia 
linear, entire, rarely with 1-3 minute blunt lobes ; heads white Howeved: gees "closely subtended 
by 1-2 léaves v= Saale hes the head in length; phyllaries unequal, 5-7 mm. long, linear, obtuse at 
apex, rather succ wi nt, the > eto scarcely evident; corolla white, 5-5.5 mm. long, puberulent 
without, the marginal flowers narrowly funnelform, the lobes este than those of the disk; 
achenes 5-5.5 m or lon ng with iechdine hairs; pappus-paleae 8-10, eislae tierce, the rex 
about 2 mm., the Puhortest about 0.5 mm. long. 
Clayey or greed slopes, Upper Sonoran ie! southwest Tdaho and eastern Oregon in Baker and Malheur 
Counties. Type locality: sandy hills of the Malheur, Baker County. April-June. 
10. Chaenactis névii A. Gray. John Day Chaenactis. Fig. 5396. 
Chaenactis nevii A. Gray, Proc. Amer. Acad. 19: 30. 1883. 
Glandular- eae annual often red-stemmed, 10-25 cm. high, simple or branching from 
the base and a midstem with ascending branches,.glan aeai- puberulent, — ly so below the 
heads and otichtly athena! villous. Lower leaves at flowering time 4.5 cm. long or less RON 
5395. Chaenactis cusickii 
