l*?© Tennessee Flora. 



*R. umbrosa n. sp. C. L. Boynton and C. D. Beadle. 

 Sparta, White Count}-. August. 



RATIBIDA Raf. (Lepachys Raf.) 



^ Ratibida pinnata (Vent.) Bernhart. Lapachys pinnata 

 Torr & Gray. Dry copses. O. S. June-September. 



R. columnaris (Sims) D. Don. Prairie cone flower, var pul- 

 cherrima. Found near cotton compress, S. Nashville. A 

 waif. 



BRAUNERIA Xeck. (Echinacea ^Ia?nch.) 



Braunneria purpurea L. Britton. Echinacea AI<jench. 

 Black Sampson. M. and E. Tenn. In moist, rich soil. 



B, pallida (Nutt.) Britton. Echinacea angustifolia Xntt. 

 Hills near Nashville. Flowers differ from deep purple to pure 

 white. Juh'-October. 



HELIANTHUS L. 



Helianthus angustifolius L. Swamp sunflower. Craggy 

 Hope, Cheatham County, and in W. Tenn. S. M. Bain. 



H. annuus L. Common sunflower. Frequently escaping 

 cultivation. July-September. 



H. verticillatus Small. Henderson, W. Tenn. S. AI. Bain. 



H. atrorubens Nutt. Dry woods. O. S. August-October. 



H. laevigatas Torr & Gray. Alts, of E. Tenn.' August-Oc- 

 tober. 



- H. microcephalus T. & G. H. parviflorus Bernh. O. S. 

 July-August. 



H. giganteus L. Knoxville. A. Ruth. August-October. 



H. divaricatus L. Highlands of AI. Tenn. E. Tenn. July, 

 August. 



H. mollis Lam. Barrens of Al. Tenn. Abundant. Au- 

 gust, September. 



H. decapetalus L. Highlands of Al. Tenn. Alts, oi E. 

 Tenn. August. September. 



H. tracheliifolius Alichx. Big Frog Alts., Polk County. 

 July, August. 



H. hirsutus Raf. Barrens of M. Tenn. Abundant. July, 

 August. 



H. laetiflorus Pers. Brownsville, A\'. Tenn. August. Sep- 

 tember. 



H. tomentosus Alichx. Lake Otase. near" Knoxville. A. 

 Ruth. 



*R. umbrosa C. L. Boynton. Related to R. speeiosa Wender., dif- 

 fering from the latter species in the broad and hairy-lipped chaff, size 

 of flower heads, shorter and fewer rays, and in the outline of the leaves. 

 (Biltmore Botanical Studies, Vol. I., No. 1.) 



