68 TENNESSEE FLORA. 



Datura Stramoniiiin L. Waste ground, barn-yards. June- 

 August. 



D. Tatllla L. Roadsides and waste grounds. June-August. 



Nicotiana Tabacum Don. Escaped from cultivation. July- 

 August. 



SCKOPHULAKIACE^. 



Verbascuin Tliapsus L. Fields and pastures. July. 



V. Blattaria L. Waste grounds. June-July. 



Linaria Canadensis Duraont. Lookout Mt. June. 



L. vulgaris Mill. Fields and fence rows. June-July. 



Chelone glabra L. Wet and swampy places. August-Sep- 

 tember. 



C. Lyoni Pursh. Mountain bogs, Alleghanies. August- 

 September. 



Scrophularia nodosa L., var. Marilandica Gray. Moist thick- 

 ets. Common. June-July. 



Pfntstenion Isevigatus Solander, var. Digitalis Gray. Over 

 the State. June. 



P. pubescens Solandei-. Glades and open rocky places. June- 

 July. 



Mimulus ringens L. Along streams and wet places. July- 

 August. 



M. alatus Ait. Wet places, edge of ponds. July-August. 



(lonobea inultifida Benth. Sandy, wet ground. Common. 

 July-August. 



Herpestis nigrescens Benth. Moist places in the barrens. 

 August-September. 



H. rotundifolia Pursh. Swamps along Cumberland river. 

 June-July. 



Gratiola Floridana Nutt. East Tenn. and vicinity of Nash- 

 ville apparently rare. April. 



G. Virginiana L. Miry and swampy places. Common. June- 

 July, April-May. 



G. ramosa Walt. Barrens at»Tullahoma. July. 



Ilysanthes gratioloides Benth. Ditches, and along brooklets. 

 April-September. 



