448 coMPOSiT.i:. 



often slightly decumbent: leaves of broad outline, the lobes many and 

 crowded: heads subcorymbose at summit of stem, the largest ^^ in. 

 high: pappus of 8—14 large and nearly equal mostly narrowly oblong 

 paleffi as long as the corolla. — Frequent at middle or higher elevations 

 of the Sierra Nevada. June — Sept. 



8. C. Nevadeusis, Gray, Bot. Calif, i. 391 (1876); Kell. Proc. Calif. 

 Acad. V. 46 (1873), under Hymenopappus. Perennial, low and tufted, the 

 leafy and monocephalous branches only 2 — 4 in. high: white-woolly 

 leaves of ovate outline, bipinnately parted into many and short lobes: 

 heads V^ in. high, on scapiform peduncles little surpassing the crowded 

 leaves: palefe of the pappus about 12, equaling the corolla. — High siim- 

 mits of the Sierra, in dry volcanic soil, from above Donner Lake to 

 Lassen's Peak, Kellogg, Mrs. Austin. July — Oct. 



9. C. saiitolinoides, Greene, Bull. Torr. Club. ix. 17 (1882). Peren- 

 nial, with crowded radical leaves, and very long scapiform usually 

 monocephalous peduncles: leaves of linear or lanceolate outline, the 

 broad rachis beset with crowded short few-lobed and crisped divisions: 

 peduncles 4 — 8 in. high, simple or forked: heads % ^^- liigli: pappus of 

 8 — 10 linear-ligulate palese. — Mountains of Kern Co. and southward, in 

 dry pine woods. June — Aug. 



10. C. suffVutescens, Gray, Proc. Am. Acad. xvi. 100 (1880). Stems 

 numerous, erect and simple, from a branched and depressed woody 

 base, leafy in the middle, ending in a naked monocephalous peduncle; 

 herbage canesceutly tomentose : leaves pinnately paited into 5—7 

 narrowly linear toothed or entire segments: heads ■).i in. high: pappus of 

 10 or more linear or narrowly oblong palete a little shorter than 

 the corolla, or those of the outer flowers notably shorter. — Rocky banks 

 and hills along the upper Sacramento, towards Mt. Shasta, Lenimon, 

 Pringle. 



81. OREOCHiENACTIS, Coville. Low slender branching annual, 

 with narrow entire leaves, and narrow glomerate rayless heads of whitish 

 flowers. Bracts of the involucre 4, about equal; flowers about as many. 

 Style branches linear, obtuse, hairy. Achenes obovate-clavate, striate. 

 Pappus of several obtuse hyaline erose-fimbriate palese which cohere at 

 the base and are deciduous. 



1. 0. thysauocarpha, Coville, Death Valley Exp. 134 (1893); Gray, 

 Proc. Am. Acad. xix. 30 (1884), under Chsenactis. Viscid-puberulent, 

 with some early but deciduous villous hairiness: leaves narrowly linear: 

 involucres j^ in. high: palese of the pappus spatulate, erose-fiml)riate 



