Tentnessee Flora. 125 



primrose. O. S. Dry soil. Naturalized from Europe. June- 

 October. 



O. biennis grandiflora (Ait.) Small. Scatteringly over the 

 same rang-e with the former. 



GENOTHERA L. 



CEnothera laciniata Ell. ffi. ^inuata L. Near Hyde's F'^rry. 

 Nashville. May, June. 



CE. linearis Michx. E. Tenn. Marion, S. W. Va. J. K. 



Small. 



KNEIFFIA Spach. (CEnothera L.) 



KneifEa linearis (Michx.) Spach. CEnothera linearis Michx. 

 E. Tenn. Marion, S. W. Va. J. K. Small. 



K, pumila ( L.) Spach. CEnothera pumila L. Mts. of E. 

 Tenn. Ocoee \^alley. Tullahoma. June-August. 



K. fruticosa (L.) Raimann. CEnothera fruticosa L. Com- 

 mon sundrops. 



K. fruticosa var. hirsuta Nutt. Cleveland, Bradley County. 



K. glauca (Michx.) Spach. CEnothera g-lauca Michx. 

 Lookout Mt. Frog- Mts., E. Tenn. May-September. 



HARTMANNIA Spach. (CEnothera L.) 



Hartmannia speciosa (Nutt.) Small. CEnothera speciosa 

 Nutt. Showy primrose. Unoccupied town lots. Escaped 

 from gardens. Nashville. May-July. 



LAVAUXIA Spach. (CEnothera L.) 



Lavauxia triloba (Nutt.) Spach. CEnothera triloba Nutt. 

 Open grounds around Nashville. Frequent. May-July. 



GAURA L. 



Gaura biennis L. Cumberland Mts. E. Tenn. July-Sep- 

 tember. 



G. Michauxii Spach. G. filipes Spach. Chattanooga. Dr. 

 G. Engelman. July, August. 



CIRCAEA L. 



Circaea Lutetiana L. Bind weed. Night shade. Woods. 

 O. S. June-August. 



C. alpina L. High summits of the AUeghanies, E. Tenn. 

 July-September. 



HALLORAGIDACE.E. 

 PROSERPINACA L. 



Proserpinaca palustris L. Mermaid weed. Swamps. O. 



S. July. 



