No. 50.] 143 



Mikania, Willd. 



scandens, Willd. Wet thickets. August. 



Nardosmia, Cass. 



palmata, Hook. Tussilago palmata, Ait. Swamps near Saratoga. 

 Dr. Steele. 



Tussilago, Town. Coltsfoot. 



farfara, L. Moist banks. April. Introduced ? 



Aster, L. Starwort. 



novae-anglias, Ait. Low grounds. September, 

 patens, Ait. A. amplexicaulis, Michx. Dry woods. August- 

 September, 

 phlogifolius, Muhl. Dry woods. August, 

 cordifolius, L. Woods. September, 

 paniculatus, Ait. Dry woods. August-September, 

 heterophyllus, Willd. Rocky banks and thickets. September, 

 diversifolius, Michx. Dry woods. September, 

 prenanthoides, Muhl. Low grounds. September, 

 puniceus, L. Swamps. September, 

 novae-belgii, L. Near Albany. Dr. Beck. 

 parviflorus, Nees. Old fields. September, 

 divergens, Ait. Fields and thickets. September, 

 fragilis, Willd. Swamps. September, 

 tradescanti, L. Thickets. August-October, 

 ericoides, L. Wet bushy places. September, 

 diffusus, Ait. Old fields. September, 

 miser, L. Old fields. September-October, 

 multiflorus, Ait. Fields and dry banks. September, 

 concinnus, Willd. Swamps. September, 

 mutabilis, Ait. Rocky river banks. September, 

 laevis, L. Moist shady banks. September, 

 rubricaulis, Lam. A. cyaneus, Hoffm. Borders of woods. Sept. 

 bellidiflorus, Willd. Meadows. September. 



A few other species of this genus have been collected, but not 

 determined. 



Tripolium, Nees. 



flexuosum, Nees. Aster flexuosus, Nutt. Salt marshes. Sept. 

 subulatum, Nees. A. subulatus, Michx.? Salt marshes. 



