MACLOSKIE: REVISION OF FLORA PATAGONICA. 269 



lanceolate involucral scales, woolly at base. Ligules about 12, disk- 

 flowers numerous, short. Achenes costate. 

 W. Patagonia, by Rio Baker. 



S. BIFURCATUS LeSS. 



Also in S. Chili ; through all of East Patagonia ; Fuegia. 

 P. 840: 



S. CANDICANS DC. 



Syn. 5*. argenteus Kze. 



Occurs in Central and Southern Chili ; in West Patagonia, at least in 

 the northern section, on the eastern slopes of the Cordilleras, for instance 

 in the upper valley of Rio Aysen. D. 



S. CAPILLARIFOLIUS Speg. 



Heads discoid. Glabrous shrubs with slender, terete branches, scarcely 

 striate. Leaves flaccid, the lowest linear-capillary, soon evanescent, 

 glabrous or slightly hairy; the cauline glabrous and pinnately partite. 

 Heads obconic, subcylindric, mostly solitary, long-peduncled, with no 

 calycle; involucral scales 15-16; florets 50; achenes densely and minutely 

 puberulous. 



In S. Patagon., between Puerto San Julian and Rio Deseado. D. 



S. CHOIQUE-LAUENSIS Speg. 



Heads discoid. Erect robust perennial, with terete, woody branches ; 

 hoary cobwebby ; leaves linear to oblanceolate, obtuse ; the lower atten- 

 uate-petiolate, the upper sessile, amplexicaul, margins scarcely revolute. 

 Heads laxly corymbed at tops of branches, small, sparsely calyculate, with 

 longer or shorter pedicels; involucral scales 13, rigid, glabrous or nearly 

 so, green, acute. Florets '35-40; achenes glabrous. 



Dry rocky parts near Choique-lauen, Patagonia. 



S. CHRYSANTHEMUM Dus. n. sp. (Plate II.) 



Radiatus ; suffrutex, c. 4 dm. altus, valde resinosus, odoriferus ; rami 

 basi lignosi, dense ramulosi, ramulis erectis, longis, lata longitudine foli- 

 atis, in parte inferiore cortice fusco-brunnea obtecta; folia suberecta, 

 spathulata, marginibus revolutis, subcarnata, grosse serrata; dentibus 

 utrinque 1-3 donata, spatiolata, infra mediam anguste linearia, c. 2 cm. 



