870 PATAGONIAN EXPEDITIONS : BOTANY. 



a simple cirrhus. Involucre broad-cylindrical, the outer scales with a 

 long, narrow-linear appendage. Ligules half as long as the involucre, 

 scarcely exceeding the disk-flowers. 



(Chili, Talca) ; Chubut, in hill-shrubberies. 



2. MUTISIA CHUBUTENSIS Speg. 



Stems tall, 50-300 cm., climbing, wingless, glabrous. Leaves subentire, 

 elliptical, apex rounded, not or scarcely retuse, glabrous on both sides, 

 with a simple cirrhus. Peduncle not long, i -headed. Involucral scales, 

 outer small, triangular-lanceolate, the others broadly ovate, not append- 

 aged. Ligules twice as long as the involucre. 



Chubut, in preandine shrubberies. 



3. M. DECURRENS CaV. 



Stem climbing, subangulate or subalate. Leaves sessile and decurrent 

 by both margins, pinnately-veined, lance-linear, plane, entire, the lower 

 few-toothed at base; mid-nerve produced to a bifid cirrhus. Involucre 

 ovoid, its scales ovate, appressed, appendiculate, obtuse. 



(S. Chili) ; Chubut, in preandine groves ; a form with larger leaves 

 marginally revolute and often obsoletely toothed midway on both sides. 

 (Speg.) 



4. M. GLAUCA Phil. 



Glabrous. Stem terete ; leaves ovate, amplexicaul, coriaceous, dentate- 

 spinose, glaucous ; cirrhi simple or trifid. Heads coarse. Involucral 

 scales broad-triangular, ovate, mucronate, sparsely tomentose. Ligules 

 about 20, broad, obscurely purplish. 



(Chili) ; Chubut, upland shrubberies. 



5. M. ILICIFOLIA Cav. (M. truncata D. Don.) 



Stem climbing, terete, wingless. Leaves sessile, cordate, amplexicaul, 

 reticulate, coriaceous, their margins coarsely spinose-toothed, glabrous 

 both sides when adult, their midrib produced as a cirrhus. Involucre 

 ovate-oblong, with the outer scales ovate and apically appendaged ; inner 

 scales obtuse. 



(Chili) ; Patagon. (M. and T.). 



