COMPOSITE. (COMPOSITE FAMILY.) 177 



and obtuse papery tips : akenes smooth and glal)r()us or sometimes miuutely 

 glandular. — Tliroughout the mountain region at all elevations and north- 

 ward, thence eastward across the continent. 



Var. congesta, DC, has heads sessile in a rosulate tuft of leaves termi- 

 nating depressed stems, like tiie sterile creej)ing ones. — Alj»iuo on Sierra 

 Blanca, 8. Colorado, and similar but taller forms from the mountains of 

 Wyoming, etc. 



6. A. plantaginifolia, Hook. Freely surculose by Ioikj and slender 

 sparse!// leafi/ stolons : flowering stems more scapiform, G to 18 iuc/irs hiijft, Ijear- 

 ing small linear or lanceolate leaves and a cluster of several heads : radical 

 leaves from roundish ovate to ohovate and spatulate, the larger an inch or two 

 long, soon glabrate and green above, silvery-canescent beneath with a com- 

 pletely panuose coating, 3 to 5-nerved : involucre ven/ woollij at base ; inner 

 bracts of the male heads witli oval or oblong obtuse ivori/-ivhite tips, of the 

 larger (4 to 6 lines long) female heads with white or whitish narrow and acute 

 tips: akenes minutely glandular. — From New Mexico to Washington and 

 eastward across the continent. 



-'- -t- Heads looseli/ paniculate : involucre almost (jlabrous^. 



7. A. racemosa, Hook. Stoloniferous as in the last, lightly woolly, 

 becoming glabrate : flowering stems 6 to 20 inches high, slender, sparsely 

 leafy, bearing few or numerous racemosely or paniculately disposed heads ; 

 leaves thin ; the radical broadly oval, an inch or two long; lower canline ob- 

 long ; upper small and lanceolate : involucre scarious, brownish ; tlie male 

 2 or 3 lines long, of obtuse bracts, the inner white-tipped ; female 3 or 4 lines 

 long, of narrow and mostly acute bracts : akenes glabrous. — From the UKum- 

 tains of Wyoming to the Cascades and the British border. 



19. A NAP HAL IS, DC. Everlasting. 



1. A. margaritacea, Benth. & Hook. Commonly a foot or two high, in 

 tufts, very leafy, the wdiite floccose avooI rarely becoming tawny : leaves 2 to 

 .5 inches long, from rather broadly to linear-lanceolate, soon glaltrate and 

 green above, the broader one? indistincth^ 3-uerved : heads numerous, corym- 

 bosely cymose: bracts of the Involucre very numerous, almost wholly pearly 

 white, radiating in age. — Antennaria inanjarilarcn, II. Br. Higher moun- 

 tains of Colorado and California and far northward ; across the continent iu 

 its cooler portions. 



20. GNAPHALIUM, L. Cudweed. EvEni.ASTiNc.. 



Floccose woolly Iierbs : with sessile and sometimes decurrent entire leaves, 

 and cymosely clustered or glomerate heads of whitish or yellowish flowers. 

 Ours belong to the section in which tlie bristles of tlie p:ippus are not united, 

 but fall separately. 



* Involucre ivoollij onli/ at base, the scarious bracts from white to brownish straw- 

 color : more or less fragrant herbs, erect, a foot or two hiqh : akenes smooth 

 and (jlabroiis. 



1- G. Sprengelii, Hook. & Am. Stems usually stout, 6 t«) 30 inche.s 

 high : leaves lanceolate or linear, or the lowest .<!patulate, denseli/ white-woolly, 



12 



