870 CUMPOSIT^ii. Layia. 



8. L, platyglossa, (Jmy. Aloro or less lursutu tw wdU us gliuululur, loosely 

 bniiiciiiii;; : lower U;iiv(!s comaiouly jiimiulilul : mya large, cunuate-ohovuto, bright 

 light yellow, uml eoiiiiiioiily with wliiLish ti[)s to the lobes : ilisk-akeiu-s ailky-liir- 

 suto : puijpus uf 15 to 25 u[)vviudly seubrous stout and rigid awii-lilce bristles, whieli 

 are usually only u little shorter than the corolla. — PI. Fendl. lOii. Callichroa 

 phUt/ylossa, iMscher tV; Meyer, Ind. ISeiu., & Hort. Potrop. t. 5 ; IJrit. Fl. (^ard. ser. 2, 

 t. 373; Bot. ^lag. t. 3719. Madaroglossa hirsuta &l M. august if olia, Nutt. 



Var. breviseta, <Jniy. Pappus barely one halt" the length of the corolla or of 

 the akene : leaves mostly pinnatiiid. 



Coiiiiaoii tliioaghout tlie whole western portion of the State : the variety, Los Angeh^s, Jiiye- 

 luw. The ordinary form is fauiiliur in cultivation. About San Francisco it is popularly named 

 Tidy-iijjs. 



§ 3. Pappus of subulate amus or of chafy scales, either naked or margined tvith 

 scanty long villous hairs at base, or none : receptacle chaffy throughout : akenes 

 oblong-obovate : herbage less hispid or hirsute than in the foregoing, and wholly 

 destitute of glands. — Calmolossa, Gray. (Calliglossa, Hook. & Arn. Oxy- 

 ura, DC Calliachyris, Torr. & Gray.) 



Tiieso jilanta all loolv vi^y mucli alike, and ((-xccptiug /.. Frnnontii) are hardly distinguiHliahlo 

 in aanuct ; yet they dili'er in .smii piutitidars (iiat they caiuiol lie redueed to one or even two poly- 

 nioriiliuu.s Njifi'ies. The sealis of liie iuvoluere are Woolly iuMidu ut the muninit imd maiKinN t'l' 

 llie inl'olded |iortioii, inoHtsu in A. Firiiioiilii. Tim rayt* In all are aniph*, eaneil'orm, and U-lobed 

 at the end, yellow, or sometimes with nearly white tips. 



L. DouGLASii, Hook. & Am., whicli is known only by a specimen collected "between the 

 Narrows and the Great Falls of the Columbia" by Douglas, and preserved in the Hookerian herba- 

 rium, ajjpuars to be a species intennediate between the present .section and Madarocjlussa. See 

 Proc. Am. Acad. ix. 104. 



'.': Receptacle Jfat : pappus present : disk-akenes more or less villous. 



9. L. Fremontii, (J ray. Dillusely brancliing, slender, a span or two high, 

 puberulent and somewhat hirsute: leaves mostly pinnately parted and with short 

 linear-oblong divisions : scales of the involucre very woolly inside at the infoldfd 

 portion: rays ileeply 3dobed : i)a))pus of about 12 ovate-lanceolate and subulate- 

 pointed chally scales, about the length of the akene, with some interposed attenu- 

 ated villou.s hairs resembling those of the akene but longer. — I'l. Pendl. 103. 

 Calliachyris Fremontii, Torr. & ^^ray, in Bost. Jour. Nat. Hist. v. 140. 



Valley of the Sacramento, Frnnmit, kililbnaa, Ilnrturij. Also near Auburn, I'laeer Co., 

 Buhuultr. 



10. L. calliglossa, <lray. Loosely branching, a foot or so higli, rather glabrous, 

 but the leaves (piunali'ly parted, or on the branches entire and sniall) thickly ciliate 

 Avith short hispid bristles : rays commonly paler or whitish at the tijjs : ])ai»[)us of 

 10 to 18 very unequal scabrous or near the Viase occasionally somewhat barbellate- 

 ciliate awns. — PI. Fendl. 103, Calliglossa Douglasii, Hook. <^' Arn. Oxyura 

 chrysantheinoides, Lindl. l>ot. Heg, t. 1850 ; Fischer & I\Ieyer, Hort. Petrop. t. 0. 



Var. oligochseta, (Jray. l^ippus of only two awns in nnuiy or most of the 

 flowers, the others reduced to little scales. 



Not rare through the western part of tlie State ; the variety at Petaluinii, ami Santa Ro.sa 

 Valley, Ncn-bcrry, liolunila-. 



■■k * Jieceptacle strongly cADioex : jutppus none : disk-akenes glabrous. (Oxyura, l)C.) 



11. L. Chrysanthemoides, (iray. Like the |)receding in aspect, or leaves 

 sometimes more "scabrous-pubescent and less ciliate : akenes broader and glabrous, 

 and with no epigynous disk, the dilated base of the corolla covering their apex. — 

 Oxyu7-a chrysanthemoides & Hartviannia ciliata, DC. 



Hillsides and low grounds, near San Francisco, &e. Kays, as in the foregoing, about half :in 

 inch long, deeii yellow, the tips inclined to be whiti.-ih. 



