bvROLA. DECANDRiA. MONOGYNIA. 433 



the rest of the genus. Style thick, longer than the stamens j 

 stiffTna annulate, 5-lobed. 

 Hab. In dry woods. July — August. 



2. P. elliptica jV n 1 1. : leaves membranaceous, ellipti- 

 Cal-ovate, serrulate, rather acute ; lamina longer than the pe- 

 tiole ; scape nearl)' naked ; hracts subulate ; calyx 5-toothed ; 

 stjle declinate. }fiitt. Gen, I. p. 273. ' 



Boot creepinpj, perennial. Leaves sometimes oblong-oval, acute 

 or obtuse, of a much more thin and menibranaceous texture 

 than the preceding ; petiole generally much longer than the 

 lamina. Sca/ie about 10 inches high, pentangular, with 

 scarcely ever more than a single bract. Flowers sweet-scented. 

 Calyx very short ; teeth broad, with the points a liiile reflexed. 

 Corolla white, with a greenish tinge; petals oblong-oval, 

 rounded. Stamens shorter than the corolla, ascending. Style 

 declinate, longer than the fluwer ; stigma annulate, with 5 dis- 

 tinct emarginate lobes. Capsule roundish, depressed, obttisely 

 pentangular ; valves connected on the margin by an intricate 

 tomentum, which prevents them from expanding. Seeds very 

 minute, covered with a membranaceous integument attenuate 

 at each extremity. 



Hab. In dry woods, especially in pine barrens ; not uncommon. 

 July — August. 



This species is well distinguished by Mr. jYuttall from 

 P. rotundifolia, which it resembles in many respects. 



3. P. asarifolia Mich. : leaves subreniform, generally 

 emarginate, coriaceous ; lamina shorter than the petiole ; 

 scape mostly convolute, many-flowered; cal}x appressed ; 

 stamens slightly ascending ; style declinate, clavate. M i c h» 

 FL I. p. Si^l . Pur s h Fl. I. p. 299. G I di c in Edm, 

 Phil, Mag. VI. p. 326. P. chioraalha N u 1 1. Gen. I. p. 

 HI 5. excl. syn. Swartz* P. rolundrfolia ^. nummularia 

 Muhl. Cat. p. 44. 



Root long and creeping. Leaves not half the size of the pre- 

 ceding species, dark green and op&ke, dilated, mostly with an 

 irregular notch at the extrcmiiy, obsoictcly crenulate. Scape 

 8-~-I0 inches high, acutely angular, with rarely more than one 

 convolute bract. Calyx of 5 obtuse dilated teeth. Corolla 

 greenish, " nearly destitute of odour," Ai'u tt. ; petals obo- 

 vate, obtuse. Stamens shorter than the corolla. Style dc- 

 flexed and recurved ; stigma annulate, 5-lobed. 



Hab. In dry sandy woods. Near Schenectady, New-York. 

 X. C. Beck. Deerfield, Massachusetts. Cooley. In 

 pine woods at Windham, Mass. Oakes. In New-Jersey, 

 near Philadelphia. jVuttall. July. 



I think there can be littlt doubt that this is the P. asari- 

 folia. It is referred to P. chhrantha of S w a r t z^ {\x\ St o c k. 

 Trans. 1810. p. 190. t. 5.) but even if it were identical w'uh 

 55 



