394 COMPOSITyE. 



head nearly jg in. broad; bracts liuear-acnraiuate, loose, nearly equal, 

 villous ou the back: rays none: acheues 2-nerved, hispidulous. — Sonoma 

 Co., Bioletli, and northward, toward the sea. 



36. E. iiioriiatus, Gray. Proc. Am. Acad. xvi. 88 (1880). Stems 

 tufted, erect, 10 — 18 iu. high; herbage light green, glabrous and gland- 

 less even to the involucres: leaves broadly linear, 1 in. long or more, with 

 narrowly revolute margins: heads 20—40, in a rather close corymbose 

 panicle: bracts of the involucre lanceolate linear, rigid, erect, in few 

 series and little imbricated. — Ohietiy of the Sierra Nevada at rather 

 higher than middle altitudes, and from Placer Co. northward. July — 

 Sept. 



37. E. viscidiilus, Greene, Pittonia,, i. 174 (1888). Only a few inches 

 high, minutely and densely glandular-puberulent: leaves 1 in. long, 

 spatulate-linear, acute: heads 1—3, on short bracted terminal peduncles; 

 involucral bracts more herbaceous than in the last, imbricated iu about 

 3 series: achenes sparsely setulose. — Humboldt Co. 



38. E. aiigustatus, Greene, Bull. Calif. Acad. i. 88 (1885). Stems 

 tufted, 2 ft. high, rigid and brittle; herbage glabrous except a few short 

 incurved hairs on the margms and midvein of the leaves, and a some- 

 what granular minute indument on the much imbricated turbinate invo- 

 lucres : leaves narrowly spatulate-linear, entire : corymbose panicle 

 ample: bracts of the involucre with reddish tips: corollas of a deep golden 

 yellow : achenes setose-hirsute. — Low hills on either side of Napa 

 Valley. July-Oct. 



39. E. Biolettii, Greene, Man. 181 (1894). Size of the preceding: 

 whole plant scabrous-puberulent : leaves oblanceolate, obtuse, with 

 sparsely but rigidly hispid-ciliate margins: corymb with branches less 

 divergent: acbenes appressed-pubescent. — On Hood's Feak,- Biuletti, and 

 Howell Mountain, Jepson. 



40. E. petrophilus, Greene, Pittonia, i. 218 (1888). Half the size of 

 the last, more leafy, the whole plant except the somewhat glandular 

 heads canesceutly hirsute; the corymb less ample; bracts of involucre 

 not as numerous.— Rocky summits of the inner Coast Range, from Mt. 

 St. Helena to Mt. Hamilton, and in Monterey Co. July— Oct. 



41. E. miser, Gray, Proc. Am. Acad. xiii. 372 (1878). Stems closely 

 tufted ou a short woody caudex, erect or ascending, 3 — 6 in. higb, rather 

 softly hirsute, densely leafy up to the corymb of small heads: leaves from 

 oblong-spatulate to short-linear, %—% in. long: involucre minutely 

 glandular, short; its bracts lanceolate or linear, acute. — Rocky summits 

 in the region of Douner Lake. Aug.— Oct. 



