468 COMPOSITAE 
122. GNAPHALIUM L. Sp. PI. 850. 1753. 
More or i woolly herbs often aromatic. Leaves alternate, entire, usually narrow, 
often decurre Heads small, disciform, sessile or subsessile, clos ely clustered at the 
tips of babes in usuall se i 
icles, sometimes spicately arranged. Involucre 
uually campanulate, several-seriate, slightly or strongly graduate, appressed, the phyl- 
n ptacle flat, naked. Pistillate flowers very 
1erous, several-seriate, their corollas filiform, about 3-to ermaphrodite flow- 
ers few, fertile, funnelform or subcyclind with a slightly dilated ase; 5-toot 
me ttate- 
ar or with slightly dilated, 
truncate, minutely hispidulous apex. Achenes small, oblong a us of numerous 1-seriate, 
sof, merely scabrous bristles sometimes united at base pot deciduous in a ring. [Greek 
me for ie or similar p 
A cosmopolitan genus of 12 4 or. aie species; beside the following, several other species occur in the United 
States and Canada, and many in Mexico. Type species, jae Si at luteo-album L. 
Inflorescence paniculate or Sat apie paniculate or corymbose, the branches spreading or much congested, the 
solitary or glomerate heads not leafy cted. 
Leaves persistently woolly price as well as below, sia or whit 
. chilense sometimes = ng along s oast) ; oad 150-230-flowered. 
Phyllar ry-tips alm yaline, whitish fainds Nisoea with brown; heads 3- “ 5 mm. high; corollas 
reddish tip . G. luteo-album. 
pkslinaes -tips scarious, yellowish or straw-colored; heads 4-6 mm. high; corolla yellow 
svienend herbaceous or somewhat woody below; heads 35-90-flowered. 
Leav _above the eget of the 2 pengel not at all d pagal divergent, oblanceolate, 6 mm wide; 
eading branches 3. G. microcephalum. 
. G. chilense. 
mm. 
pei of the Sgcahed sot oblanceolate, up to 5 3 cm. ag, th eae? nee of the higher 
ace t at a young shoots linear, up to 10 cm. long; stout plants of ie low * soy 
Leaves green and glandular above, or if at all floccose ene so and usually becoming glabrate. 
He ane catepaclate fo a “sine se; aecepeais Buy or taw 
ar, acuminat 
mm, ia phyllaries not shining, opaque and white. 
7. eucocephalum 
Leaves ata gepeon — or oblanceolate, acute, 6-12 mm. wide; chyitatien shining, oeiity 
e or taw 
Undersurface ae leaves sd also the stems densely. and permanently white-woolly; leaves of 
the inflorescence conspicuously 6. G. bicolor. 
ppdetens tage pis the phen and also the stems glabrate. or geprisk with a loose tomentum; 
so 
Outer Ete Kier obtuse or roun 
nded, shite ex sient in extreme age; plants of the 
t Ranges from Oregon sie aoe and the Sierra foothills. eS : 
. G. californicum. 
Outer pk r_less strongly acute, yellowish or tawny and becoming dingy; plants 
fro} ag Cascade Mountai ains and Sierra Nevada eastward. 9. G. macountt,. 
Heads rohan or sasroeis ovate; phyllaries pink or tinged with pink. 10. G. ramosissimum 
Inflorescence spiciform capitate and i anes. or of leafy-bracted glomerules at the tips of the br. cachen 
the leaves i earnosias ae the heads. 
Plants perennial, reproducing by creeping rootstocks and tee runners 13. G. collinum. 
Ppl +, hh r 3 1, L. +» 42 3 D4 <4 
Pp Rint eit oe fait 2 ee 
floccose- tego 
entose; Seams spatulate to ae or oblong. 11 lustre 
ti he ioe gst sei Jenvet line: ear- spat 12. G. uliginosum 
Pappustristles fall ily Pe etes ring; phyllaries definitel aga icate. 
Heads in glob 1 ae os a 
Heads in dense o or intetiaoted o spi 
ikes. 
ants greenish, more or less ieentle floccose ; phyllaries yellowish or 
15 per 
Plants markedly so on the stems and undersurface 4 the oes:  phyilares 
Sroontals, or purplish. . G. purpur 
1. Gnaphalium luteo-Album L. Weedy Cudweed. Fig. 5817. 
Gnaphalium lutco-album L. Sp. Pl. 851. 1753. 
satin — tale ca As Motes persisting more than one season) 1 
several-st 
mbosely branched cag 
rather eisecly sare tish- Spoleutace Titnuisho ea 
leaf: 
e le 
greenish ~ not kgetoas eels below ee so above wer leaves obovate, 13 4 
long, 2-8 mm. wide, o ie ottiers oblanceolate. to Tinear-oblong or linear, 1-2 cm. 2 
pin 
—4 dm. high, usually 
sean oid or toe fragrant, siete 
btuse. ong, 
mm. wide, prota to acute, ha auriculate-cl se oneal deena auricles ; heads 
small, 3-3.5 mm. high, cam late or subglobos be cioepanielite a ate wered, in small 
glomerules agried cm. thick terminating the 
stem or the tips of hati of the orescence; phyl- 
laries with thin-scarious, tf 
almost hyaline tips, these whitish and faintly Loenuh tinged, the base 
