MACLOSKIE I COMSOSIT^E. 789 



setaceous bract. Heads small. Involucral scales scarcely ciliate. Flowers 

 pale rose-colored. 



Fuegia, Rio Olivaia; Navarin I. 



Possibly a distinct species ; "a charming plantule, scarcely 4-5 cm. in 

 height, with quite small flowers of a tender rose-color, recalling our 

 daisies; one of the few herbs of the Fuegian woods." (Alboff.) 



14. ASTER Linn. 



Mostly perennial herbs, with alternate leaves and heterochromous, radi- 

 ate heads. Involucre many-seriate, imbricating. Disk-flowers perfect, 

 yellow. Ray-flowers usually perfect, white to blue. Anthers basi-obtuse, 

 Style-branches flattened, with pointed appendages. Pappus setose, 

 copious. Achenes compressed. 



Species 250, with headquarters in N. Amer. 



i. A. BUSTILLOSIANUS (Remy, sub Haplopappus] O. Ktze. 



Fruticose, with glabrous branches, striatulate, leafy below, naked above. 

 Leaves oblong-lanceolate, obtuse or acute, narrower basally, glabrous, but 

 the serratures often hairy, veins prominent on both surfaces. Bracts on 

 pedicels, subulate. Invohicral scales lanceolate, acute, outer herbaceous, 

 inner scarious, much shorter than the rays. 



Valdivia; Patagon. 



2. A. HAPLOPAPPUS (Remy) O. Ktze. {Haplopappus sericeus 



DC, non Ventn.) 



Herbaceous perennial, all silk-woolly. Stem ascending, leafy. Leaves 

 oblong, 25 mm. long, acute, basi-attenuate, entire. Head solitary, termi- 

 nal. Involucre campanulate ; its scales laxly imbricate, linear, obtusish, 

 the outer subvillous, the others glabrous, dry. Ligules scarcely exceeding 

 the involucre. Achenes long, hirsute. Pappus several-seriate, rufescent. 



(Chili) ; N. Patagon., by Rio Negro. 



3. A. LINIFOLIUS Linn. (A. subulatus Mex.) (Nees, sub Galatella.} 



Glabrous annual, with strict, terete, apically corymbose stem. Leaves 

 linear or broader, entire, punctate on both sides, rough, i -nerved. 

 Branches i -headed, bearing small, linear-subulate leaves. Involucral 



