48 bulletin of the laboratories 



172. Aster L. 



349. A. corymbosus Ait. 



Dry woods; Newark. July 25, 1890. 



350. A. macrophyllus L. 



Rocky woods, common. August 10, 1887; August 25, 1890. 



351. A. Novae Angliae L. 



Alluvial soil, common. August 25, 1890. 



352. A. patens Ait. 

 Herbarium of Dr. F. O. Jacobs. 



353. A. Shortii Hook. 



Gravelly banks, common. September 16,-1890. 



354. A. undulatus L. 



Border of woods, common. September 22, 1891. 



355. A. cordifolius L. 



Roadsides, common. September 23, 1891. 



356. A. sagittifolius Willd. 

 Roadsides) common. September 23, 1890. 



357. A. ericoides L. 



D. U. Herbarium. August 5, 1890. 



358. A. ericoides L. Var. villosus Torr and Gray. 

 Alexandria; August 22, 1890. 



359. A. diffusus Ait. 

 Fields, common. 



360. A. diffusus Ait. Var. hirsuticaulis Gray. 



A form resembling this as closely as any other is some times met 

 with in the fields around Granville. 



361. A. Tradescanti L. 



362. A. paniculatus Lam. 



363. A. salicifoHus Ait. 



This and the two preceeding species are very common along 

 roadsides, waste places, fields, etc. They blossom from September 

 until winter. A number of intermediate forms are to be found. 



364. A. Novi Belgii L. 



Damp soil, Vanattasbug. September i, 1891. 



365. A. prenanthoides Muhl. 



Moist soil, common. August 24, 1887; August 29, 1890. 



