WO Class XIX. Order II. 



Road sides, South Boston, Brooklyn, 8cc. September Per- 

 ennial. 



ASTER DIFFUSUS. Jiit. Spreading Jlster. 



Leaves elliptic-lanceolate, serrate, glabrous ; 

 branches spreading ; calyxes imbricate, stem pu- 

 bescent. Ait. 



A common, bushy Aster, with a profusion of white flowers. 

 Stem branching, slightly pubescent. Branches numerous, long, 

 and slender, spreading, leafy, many flowered. Leaves lanceo- 

 late, rough at the edge, slightly serrate in the middle ; those of 

 the branches small, entire. Flowers small, very numerous, 

 somewhat racemed, white. Woods and road sides. -August, 

 September. Perennial. 



ASTER PUNICEUS. L. Red stalked Aster. 



Leaves clasping, lanceolate, serrate, rough ; 

 branches panicled ; calyx lax, longer than the 

 disc; stem hispid. tS.it. abr. 



A tall, handsome plant. Stem rigid, angular, flexuous, cov- 

 ered with stiff hairs, often, but not always red, three feet high. 

 Leaves lanceolate, somewhat clasping, tapering at both ends, 

 acuminate, furnished with large serratures in the middle, rough 

 on the margin and upper surface. Branches panicled, with 

 blue flowers, rather above the middle size. Calyx leaves uni- 

 form. On the Dedham turnpike, Roxbury, and elsewhere. 

 September. Perennial. 



ASTER AMPLEXIOAULIS. Jffich. Clasping rfster. 



Leaves clasping, nearly perfoliate, oblong-heart 

 shaped, not contracted below, entire ; panicle lax. 

 few flowered. Mich. 



Stem erect or ascending, a little downy and rough. Leaves 

 numerous, alternate, rough, somewhat waved on the edge, ob- 



