DIDYNAMIA ANGIOSPERMIA. 



129 



paniculatis, filameiito 

 sterili superne barba- 

 te. 





sterile filament beard- 

 ed near the summit. 



Sp. pi. 3. p. 228. Mich. 2. p. 21. Pursh 2. p. 427. Nutt. 2. p. 52. 

 Chelone Pentstemon. Walt, p 172. 



^'^ 



Root perennial. Stem 1 — 2 foet liigh^ nearly terete^ generally a little 

 pubescent. Leaves of the root lanceolate, acute^ frequently entire, some- 

 times sparingly denticulate, attenuated at base into a petiole 3 — 5 inches 

 long, slightly winged; of t]ie stem opposite50vate, acuminate and sometimes 

 pubescent near the base. Floiters in terminal panicles- Leaves of the 

 calyx ovate lanceolate, externally hairy- Corolla pale purple, streaked 

 with deeper tints, pubescent, hairy, within, upper lip 2-cleft with the seg- 

 ments slightly reflected, the lower 3-cleft. Stamens shorter than the co- 

 rolla, the sterile filament sometimes divided. Sti/le shorter than the sta- 

 mens. Stigma simple. Capsule ovate, acuminate, sometimes 3 celled* 



Grows in dry fertile soils. * - r 



Flowers June — September. 



2. 



UBESCENS. 



P. 



9 



9 



caule pnbes- 

 eente ; foliis serrulatis 

 lanceolate oblongis 

 sessilibus, amplexi- 

 caulibus; floribus pan- 

 iculatis ; filamento ste- 

 rile ab apice infra me- 



dietatem barbato. 



ii^ 



Stem 



ses 



pubescent ; 

 leaves serrulate, lan- 

 ceolate oblong, 

 sHe, amplexicaule ; 

 flowers in panicles ; 

 the sterile filament 

 bearded from the sum- 

 mit below the middle. 





Sp. pi. 3. p. 227. Mich. 2. p. 21. Pursh 2. p. 428. Nutt. 2. p. 52. 



n 



Perennial. Stem herbaceous, 1 — 2 feet high, pubescent, almost tomen- 

 tose. heaves sessile, amplexicaule, long, tapering, acutely serrulate, pu- 

 bescent, those of the root sometimes oval and generally denticulate. Fan- 

 Kle as in the preceeding species. Corolla pale purple. 



Grows in dry soils in the upper country of Georgia and Carolina. 



Flowers May — Sept. 



DiSSECTUM. E. 



P? foliis oppositis 



sessilibus 



YOl., II. 



, I Leaves opposite, 

 composite ' sessile, compoundly 



R 



