Tennessee Flora. 121 



I enumerated in the first edition as H. prolificum var. mon- 

 tanum, collected in the Frog Mts. about 1870. 



SAROTHRA L. 



Sarothra gentianoides L. Hypericum nudicaule Walt. 

 Pine weed. Orange grass. In sandy soil. O. S. Jtily, Au- 

 gust. 



TRIADENUM Raf. 



Triadenum Virginicum (L.) Raf. Elodea Virginica Nutt. 

 River swamps. Scatteringly O. S. July-September. 



T. petiolatum (Walt.) Britton. Cypress swamps. July, 

 August. 



CISTACE.E Lindl. 

 HELIANTHEMUM Pers. 



Helianthemum Canadense (L.) Michx. Frost weed. Com- 

 mon in dry, siliceous soil. E. Tenn. April, May. M. 



LECHEA L. 



Lechea villosa Ell. L. Major jMichx. Dry, open grounds. 

 O. S. July, August. 



L, minor L. L. thymifolia Michx. Pinweed. Barrens of M. 

 Tenn. and mountains of E. Tenn. July, August. 



L. racemulosa Michx. Wolf Creek, Cocke County. T. H. 

 Kearney. Waters of Holston River. J. K. Small. 



L. tenuifolia Michx. Cumberland Mts., M. Tenn. June- 

 August. 



VIOLACE.E L. 



VIOLA, 



Viola palmata L. Early blue violet. V. cucullata var. pal- 

 mata A. Gray. O. S. April. 



V. pedatifida Don. V. delphinifolia Nutt. Prairie violet. 

 Sewanee. Gen. E. Kirby-Smith. March-May. 



V. obliqua Hill. V. cucullata Ait. O. S. April-June. 



*V. domestica Bicknell. Yard violet. Nashville. 



V. villosa Walt. Pond Mt., S. W. Va. J. K. Small. Knox- 

 ville. A. Ruth. 



V. sagittata Ait. Highlands of M. Tenn. and mountains of 

 E. Tenn. April, May. 



V. ovata Nutt. V. sagittata var. ovata T. & G. Summit of 

 White Top ^Its., S. W. Va. J. K. Small. 



*V. domestica Bicknell. Yard violet. Nashville, in cultivated 

 grounds. Resembles closely V. obliqua, but differs in the short-pedun- 

 cled subterranean peduncles and broadly-reniform blades. 



