232 Composite Aster. 



1. A. grandiflbrus (fig. 122). One of the most distinct 

 species in its solitary flower-heads and small upper leaves. It 

 grows about a yard high, and produces its large purple flowers 



in October. North America. 



2. A. Amellus. Erect, about 

 2 feet high. Leaves oblong or 

 lanceolate, entire, pilose. Flower- 

 heads large, corymbose, violet- 

 blue. A native of Europe, flower- 

 ing from August to September. 



3. A. alplnus. A handsome 

 dwarf plant about 9 inches high 

 with spathulate crowded radical 

 leaves and solitary flower-heads on 

 erect scapes. Flowers lilac-blue, 

 or more rarely white, appearing 

 in May and onwards. Mountains 

 of Europe. 



4. A. bicolor, syn. A. discolor. 

 About 18 inches or 2 feet 

 high. Leaves lanceolate, toothed. 

 Corymbs broad, many-headed. 

 Flowers white or rose, passing 

 into purple, produced towards the 

 end of Summer. North America. 



5. A. Nova-Anglice. A tall 

 Fig. 122. Aster grandiflorus. (* uat. size.) hairy species sometimes attaining 



6 or 7 feet in height. Leaves 



lanceolate, sessile, and stem-clasping. Corymbs large, dense. 

 Flower-heads large and showy, purple or red. A native of 

 North America, flowering in September and October. 



6. A. Icevis. A glabrous plant about 2 feet high. Leaves 

 oblong, shining. Flowers bright blue, in September. North 

 America. 



A. ccespitosuSyA. horizontalis^A.formosissmius, A. elegans, 

 A. sericeus, and A. pyrenceus are also showy species, but too 

 near some of the foregoing to be desirable except in botanical 

 collections. 



The Australasian genus Eurybia furnishes some handsome 

 evergreen shrubby species, which will succeed in the South- 

 west of England with slight protection in very severe weather. 



