Tkxn'esske Flora. 137 



GENTIANA L. 



Gentiana quinquefolia L. Stiff gentian. Frog- Mts., Polk 

 County. Hills around the copper mines. August, September. 



G. Saponaria L. Soapwort gentian. Moist thickets in the 

 highlands. September, October. M. 



G. Andrewsii (jriesebach. Closed gentian. Highlands. 

 South Tunnel. August, September. 



G. villosa L. G. ochroleuca Fro^hl. Stringed gentian. Bar- 

 rens. O. S. September, October. M. 



FRASERA Walt. 



Frasera Carolinensis Walt. American Columbo. Barrens. 

 O. S. June-August. M. 



OBOLARIA L. 



, Obolaria Virginica L. Pennywort. Moist, rich woodlands. 



O. S. F^aradise Ridge. Sequatchie Valley. 



BARTONIA Miihlb. 



Bartonia Virginica (L.) B. S. P. B. tenella Willd. Moun- 

 tain bogs. Sewanee. July-September. 



MENYANTHACE.E G. Don. 

 LIMNANTHEMUM S. G. Gmelin. 



Limnanthemum lacunosum Griesb. Floating heart. Cy- 

 press swamps. W. Tenn. July, August. 



APOCYNACE.F: Undl. 

 . AMSONIA Walt. 



Amsonia Amspnia (L.) Britton. A. Tabernaemontana 

 Walt. Including A. latifolia Michx. and A. salicifolia Pursh. 

 O. S. Tn moist soil. May, June. 



VINCA L. 



Vinca minor L-. Periwinkle. On all old graveyards. Ma- 

 tures and propagates from seed. Introduced from Europe. 

 March- May. 



APOCYNUM L. 



Apocynum androsaemifolium L. Spreading dogbane. O. S. 

 July, August. M. 



A. cannabinum L. Indian hemp. O. S. June-August. M. 



