854 PATAGONIAN EXPEDITIONS I BOTANY. 



62. SENECIO MISER Hook. f. 



Heads 12, discoid, broad. Depressed, hairy-viscous undershrubs, with 

 branching, scarred, ascending stem ; branches short, leafy. Leaves many, 

 small, coriaceous, rather crisp, narrowly linear-spatulate, irregularly sinu- 

 ate-dentate or subpinnatifid ; margins reflexed. Pedicels short. Involu- 

 cral scales narrow-lanceolate, slightly shorter than the disk. 



Magellan; Ushuaia, by Alboff (a larger form, 16-18 cm., stems naked 

 below). From Rio Sta. Cruz, with the lobed leaves not viscous, and with 

 larger, long-pediceled heads. (Speg.) 



63. S. MISER TEHUELCHES Speg. 



Branches I -headed, with 3-6 linear, acute bractlets. Lowly cespitose, 

 with narrow-linear leaves, glabrous below, having two lobes on each side ; 

 the upper leaves smaller. Involucre i -seriate, of 13 scales, slightly adher- 

 ing. Flowers in a head, 25-30, all tubular, slightly exceeding the involucre. 



S. Patagon., by Rio Deseado. 



64. S. MORENONIS O. Ktze. 



Heads radiate, solitary, on nearly leafless peduncles. Low (15 cm.) 

 silky-tomentose undershrub. Leaves crowded at the base of the branches, 

 linear, acute, 4 cm. by i mm. Involucml scales about 20, linear acumi- 

 nate. Heads turbinate or cylindrical. (Near 5" argenteus G. K.) 



Patagon. 



65. S. NE^EI DC. (See S. sericeus O. Ktze.) 



Corymb simple, 7-8-headed, pedicels naked, as long as the discoid 

 head. Shrub-like, branches terete, canescent Leaves linear, entire, 

 acutish, becoming glabrous. Involucre 12 13-leaved, shorter than the disk. 



Flowers about 20. Achenes terete, glabrous. 



(Argentina ; Chili) ; Patagon. 



S. NE^GI INCISUS DC. 



Leaves with 1-2 teeth on each side, or lobes, about midway. 

 S. Patagon., near Puerto Deseado, and Sacramento Colony. 



66. S. NORDENSKJOLDII O. Hoffmann. 



Heads i-few, terminal, small, discoid. Low, branching shrub, 20 cm. 

 high, glabrous, but the young branches and leaves finely glandular-pubes- 



