52 TENNESSEE FLORA. 



Serieocarpus coiiyzoides Nees. Dry, argillaceous soils. July. 

 S. solida^ineus Nees. With the former. July. 

 Aster paludosiis Ait. Moist ground in the barrens. August- 

 September. 



^1. corymbosus Ait. Mountain districts. Sewanee. July. 



A. CH}iii<il Torr. & Gray. Roane Mt. J. W. Chickering. 

 September. 



A. obloiig-ilolius Nutt. Banks of Cumberland river. Bluffs 

 along Mill creek, near Nashville. August. 



A. eoiicolor L. Barrens at Tullahoma. September. 



A. patens Ait. Highlands. September. 



Yar. gracilis Hooker. With the former. September. 



A. Shortii Hooker. Rich woodlands in the hills around 

 Nashville. Septeml)er. 



A. undulatus L. With the former. August-September. 

 Lookout Mt. 



A. eordifoliiis L. Rocky banks on Cumberland river and its 

 tributaries. September. 



A. Driiniiiioudii Sindl. Vicinity of Nashville. September. 



A. sagittifolius Willd. Wild goose pond, near Mitchellville. 

 September. 



A. macrophyllm L. Cumberland Mts., near Tracy City. July. 



A. Isevis L. Rocky river banks. Nashville. September. 



A. erieoides L. Covering old fields and waste places. Sep- 

 tember-October. 



Var. Rivesii Gray. A handsome variety, with larger pur- 

 ple flowers. Rocky river banks and glades, near Nashville. 

 September. 



Yar. villosus Torr. & Gray. Occurs with the former on 

 dry, rocky ground. 



A. mnltifloi'iis Ait. Argillaceous and silaceous soils. High- 

 lands, Se])tember-October. 



A. duiiiosiis L. With the preceding. September. 



A. ditt'iisiis Ait. A very variable species, growing in great 

 abundance on muddy river banks and bottoms. August-Sep- 

 tember. 



Yar. horizoiitalis Gray. Thickets along Cumberland. Sep- 

 tember. 



