DIDYNAMIA ANGIOSPERMIA 



131 



persistent leaves attached to the base of the calyx and forming in some 

 measure an exterior calyx, the proper calyx is split on the under side to 

 the base, the border 5 cleft, the 2 lateral lobes round, the intermediate 

 longer and acute. Corolla of an obscure yellow, widi brighter streaks and 

 spotted with purple and brown, border 5 cleft, the 2 upper segments re- 



" ' ' " Stamens shorter than the corolla which 



fleeted, the 3 lower expanding. 



contains also the rudiment of a fifth filament. 



Style longer than the sta- 



mens, dilated towards the summit. Stigma two lobed, compressed, pos- 

 sessing some irritability- Cajjsule rather large, whh the surface furrowed 

 like bark, tapering to the summit and each valve terminating in an incurv- 

 ed beak 2 — 3 inches long. Seeds ovate, covered with a pulpy coat. 



Grows in dry soils, about buildings, Beaufort, Columbia, generally dif- 

 fused but I suspect not indigenous. 



Flowers June — August. 



SCHWALBEA. 



G 



EN 



. Pl. 1001. 



Calyx ventricoso- 

 tubiilosus, 4-fidus, la- 

 ciiiia superiore mini- 



infima maxima, 



Corolla 



ma 



emargmata. 

 ringens. 



c> 



Capsula 

 lociilaris, 2-valvis, 



dissepimento diiplica- 

 to. Semina paleacea. 



Americana. 



Cahjvc tubular, veii- 



tricose, 4-cIeft, 



the 



upper segment very 

 small, the lower very 

 large, emarginate. 

 Coro//ar indent. Caju 



2-val- 

 double 



sule 2-celled^ 



ved 



with 



a 



partition. Seeds y^mg- 

 ed. 



Sp. ph 3. p- 201. 



423. Nutt. 2. p. 54. 



\Yalt. p- 167. Mich. 2. p. 428. Pursh 2. p 



Root perennial. Stem herbaceous, about 2 feet high, angled and with 

 the whole plant pubescent. Leaves alternate, sessile, lanceolate, entire, 

 somewhat 3 nerved. Floiuer,s alternate in a terminal raceme. Peduncles 

 1 — 2 lines long. Bracteas 2, linear lanceolate, as long as the calyx. Ca- 

 It/x furrowed, 4-cleft, with tlie lower sej^ments gradually increasing in 

 length. Corolla twice as long as the calyx, of a dull purplish yellow co- 

 lour, the upper lip arched, entire ; the lower shorter, 3 cleft. Stamens 



shorter than the corolla. Anthers somewhat crescent shaped. Sti/le 



