830 PATAGONIAN EXPEDITIONS: BOTANY. 



and thin segments approximate. Involucral scales 5, in i series, scarious- 

 margined. "No ligulate or marginal female flowers in ours" (H. & A.). 

 "= C. reptans" (Index Kewensis). 



(Australia); Fuegia, Ushuaia; Cape Horn; Staaten Id.; W. Patagon., 

 at Cape Tres Montes. 



Var. major. Less villous ; leaves subglabrous, lobes distant. Head 

 larger. At Valdivia. (C. reptans Benth. occurs in Australia and Tas- 

 mania, as also the var. major.'] 



2. COTULA AUSTRALIS (LeSS.) Hook. f. 



Slender, much branched, 5-10 cm. high, flaccid, glabrous, hairy or 

 woolly at nodes. Leaves 1 2-25 mm. long, pinnatifid once or twice ; the 

 lobes linear, entire. Heads minute, 2 mm. broad, on long, slender pe- 

 duncles. Involucral scales 2-seriate, linear-oblong, membranous. Ray- 

 flowers 3-seriate, pediceled ; no corolla. Achenes obovate, winged, the 

 wing apically bifid, glandular on inner side. Disk-flowers tubular, 4- 

 toothed, glandular. 



(N. Zeal., Tasmania; Australia; S. Africa; Tristan); Patagon. (?). 



3. C. HOMBRONI Franchet. 



"One-third the size of C. scariosa and much more velvety." Leaves 

 with indistinct petiole, pinnatipartite, with segments contiguous, oboval, 

 crenate or entire, long-prostrate, rooting. Heads 6 mm. in diameter; 

 involucral scales glabrescent, 1-3 outer ovate-deltoid, the inner orbic- 

 ulate, black-tipped. 



Magellan, by Hombron. 



4. C. PEDUNCULARIS (DC.). 



Small, glabrous, prostrate, creeping. Leaves petiolate, sinuate-pinnat- 

 ifid, sharply toothed, the segments very narrow. Peduncles terminal, sol- 

 itary or corymbed. Involucral scales imbricating, orbicular, pale-mar- 

 gined. Ray-flowers bilabiate. 



(Quito); Pataggn., by Savatier. 



[C. PLUMOSA. 



Hirsute, with long, lax hairs. Leaves long-petiolate, linear, oblong, 

 obtuse, tripinnatifid, the ultimate segments subulate. Terminal and lat- 



