1907] Hall. Compositae of Southern California. 55 



high; bracts oblong or lanceolate, acute, greenish-yellow with 

 dark tips, tomentose-ciliolate : rays several, 4 to 6 mm. long: 

 achenes glabrous: pappus copious, dull white, becoming brown. 

 Common in the Upper Sonoran Zone along the coast from 

 Los Angeles Co. (and further south?) to beyond San Francisco; 

 San Miguel Island, ace. to Greene, Pitt. i. 89 (1887). 



6. E. Parishii (Greene) Hall, comb. nov. Bigelovia Parishii 

 Greene, Bull. Torr. Club ix. 62 (1882). Chrysoma Parishii 

 Greene, Eryth. iii. 10 (1895). 



Arborescent shrub, 2 to 5 dm. high : branchlets very leafy up 

 to the inflorescence: herbage resinous-punctate: leaves "lanceo- 

 late" or linear, entire, narrowed at base, acute, traversed by 3 

 nerves, only the medial of which is prominent, 2 to 6 cm. long, 

 3 to 10 mm. wide: bracts of the inflorescence linear-subulate: 

 heads discoid, in terminal rounded cymes, 10 to 12-flowered : in- 

 volucre 5 mm. high : its bracts lanceolate, very acute, with a dis- 

 tinct green or brownish midrib, no green tip : achenes turbinate, 

 minutely silky. 



Upper Sonoran Zone, nowhere common : south slope of San 

 Gabriel and San Bernardino Mts., east at least to Waterman 

 Canon, the type locality ; Santa Ana Mts. ; Cuyamaca Mts. ; San 

 Pedro Martir, Lower California (Robertson, no. 48). 



7. E. arborescens (Gray) Greene, Man. Bot. Reg. S. F. Bay. 

 175 (1894). Linosyris arborescens Gray, Bot. Mex. Bound. 79 

 (1859). Chrysoma arborescens Greene, Eryth. iii. 10 (1895). 



Stem erect, with fastigiate branches, the whole shrub, 1 to 2 

 m. high: branchlets leafy: herbage resinous-punctate: leaves 

 narrowly linear or closely revolute and thus becoming filiform, 

 3 to 6 cm. long, 2 mm. or less wide : heads in terminal rounded 

 cymes, 20 to 25-flowered: involucre 5 mm. high or rather less; 

 its bracts lanceolate, acute, traversed by a brown midrib: rays 

 none ("seldom present," ace. to Greene 9 ) : achenes canescent. 



Upper Sonoran Zone: Santa Barbara, Mrs. Bingham; Santa 

 Lucia Mts. ; northward in the Coast Ranges. Also sparingly in 

 the Sierra Nevadas. Sept.-Nov. 



9 Mar. Bot. Keg. S. F. Bay, 175 (1894), 



