848 PATAGONIAN EXPEDITIONS I BOTANY. 



obtuse, marginally revolute, entire or nearly so, covered on both surfaces 

 with dense, sessile glands. Heads mediocre, with about 60 hermaphrodite 

 flowers. Involucre sparsely calyculate, broad, the scales 15, glandular, 

 linear, shortly acuminate, apically sphacelate. Corollas yellow, gradually 

 enlarging, 5-toothed. Style-branches truncate ; ovary glabrous ; pappus 

 whitish. 



Cordilleras of Patagon., J. B. Hatcher, 1897. 



Shrub of 25 cm., somewhat rough below, from the scars of the fallen 

 leaves. Leaves ranging up to 2 cm. by 2 mm. Upper leafless part of 

 the branches 4 cm. long, with a few narrow bracts of 3 mm. passing into 

 the bracts of the calyculus. Involucre 8 mm. high, 12 mm. broad. Co- 

 rolla 6 mm. 



Similar to S. gilmis Phil, and S. trifidus H. A., but distinguished by the 

 glandular pubescence and the form of the involucral bracts. 



Type specimens, with ''Prof. O. Hoffmann, and no. 145 of Plantce 

 Hatcheriance in Princeton University, U. S. A. 







38. SENECIO HAUTHALII O. Ktze. 



Heads discoid, 1-3, subsessile. Low shrub, with its lower branches 

 covered by persisting petioles, otherwise glabrous. Leaves fleshy, pecti- 

 nate, petiolate, the petiole-base amplexicaul, 3 cm. long, the basal lobes 

 spinose. Involucral scales i-seriate, subequal, 15-20, oblong, acuminate, 

 fimbriate, with small, calyculate bracts, as long as the disk. Achenes 

 short, pappillose. Pappus white. 



Patagon. 



39. S. HIRTHI Phil. 



Heads few, on virgate branches, naked above. Glabrous undershrubs, 

 with oblong-cuneate leaves, 3-5-toothed near top, crowded at base, shorter 

 upwards. Involucral scales not apically sphacelate. Achenes glabrous. 



At Rio Palena, west of the Cordilleras ; S. Patagon., on the Cordil- 

 leras, Hatcher. 



40. S. HUALTATA Bert. 



Crowded corymbs ; heads radiate. Herbaceous, glabrous ; apically 

 webby in parts when young. Stem terete, striatulous, leafy. Lower 

 leaves petiolate, rhombo-hastate, acuminate both ways, unequally dentate, 

 upper leaves semiamplexicaul, lanceolate, dentate. Pedicels mostly shorter 



