Iiiii COMPOSITAB. 



Beveral from ill"' base (l''i to -'i feel high), branching above into an 

 elongated or sometimes broad panicle; herbage very bright white woolly, 

 especially when young, the wool persistent; panicle often 1 ft. long; heads 

 small, narrow. 2 lines Long, disposed in rather small glomerules or clusters at 

 the ends of the branches of the panicle; bracts of the involucre ovate or oblong 



ami obtuse at apex, or the very innermost linear, bright white. 



Wooded mountain slopes: ('oast Ranges; Sierra Nevada; Southern Cali- 

 fornia. A.Ug. Sept. 



6. G. chilense Spreng. Cotton-batting Plant. Annual or biennial; stems 

 Beveral, erecl from a decumbent base (or single and wholly erect), stout, V-j to 

 2Vo ft. high, often densely clothed with leaves; Leaves narrowly spatulate (2 

 to ti lines broad) or the uppermost linear or lanceolate, the short decurrent 

 bases rather broad and somewhat auricle like; heads 3 lines wide and high, 

 numerous in a large close glomerule terminating the main stem, or in several 

 glomerules at the ends of the branches of the more or less open panicle; in- 

 volucres with a greenish yellowish tinge. — (G. sprengelii H. & A.) 



Open ground in valleys or on low hills: San Francisco; Monterey and 

 southward to Southern California. 



73. ANAPHALIS DC. Everlasting. 



Perennial herbs with simple erect equably leafy stems. Leaves green above, 

 closely woolly beneath. Heads disposed in a compound corymb. Bracts of the 

 involucre numerous, pearly while and scarious, imbricated in several series, 

 radiating in age. Blowers yellow, dioecious: — staminate flowers with slender 

 corolla and undivided style; pistillate flowers with a tubular 5-toothed corolla 

 and 2-eleft style. Pappus as in Gnaphalium. (Ancient Greek name of some 

 ' ' Kverlasting. ' ') 



1. A. margaritacea (L.) B. & H. Pearly Everlasting. Stems several 

 from the base, 1 to 2 ft. high; leaves broadly to narrowly lanceolate, sessile, 

 with revolute margin, 3 to 5 in. long; corymb 1% to 6 in. broad. 



Open woods: Coast Eanges (Monterey, Mt. Tamalpais and northward); 

 Sierra Nevada. .July-Sept. Var. occidentalis Greene. Leaves sessile by a 

 broad auricuhite-clasping base. — Oakland Hills; San Francisco, etc. 



74. PLUCHEA Cass. 



Leafy herbs with a strong odor of camphor. Heads numerous, clustered in 

 corymb-like cymes, consisting of many purplish disk-flowers and no ray-flowers. 

 Marginal flowers of the head pistillate and perfect, with tubular-filiform 

 truncate corollas; central flowers few, perfect, but sterile, with tubular 5-cleft 

 corollas. Involucre imbricated. Eteceptaele flat, naked. Achenes grooved. 

 Pappus a Bingle series of capillary bristles. (The Abbe X. A. Pluche, amateur 

 naturalist, of Paris.) 



1. P. camphorata (L.) DC. Salt-marsh Fleabane. Annual; stems stout- 

 ish, erect, branching above, l'i to 2% ft. high; herbage glandular-puberulent ; 



Leaves oblong-ovate or lanceolate, glandular-dentate, short-petioled or the upper 



BOSSile, the Larger .'! to 5 in. long; heads 1 >! ._. lines high, rarely leafy loaded, 

 in corymb-like cymes; bracts of the involucre o\ at e la nceolate ; achenes 



pubescent. 



Common in the salt marshes about Suisun and San Francisco bays, south- 

 ward to Kern Co. and Southern California. 



75. ADENOCAULON Hook. 



Perennial herbs. Steins Blende/, leafy only at the base, bearing above a 



