234 PKNTANDRIA, MONOGYNIA. FHYSAtis. 



1021. Mich.Fl,\,p.\Ad. Pursh FL],p. \57. El- 

 Holt Sic. I. p. 271). Roem. ^ SchuLt, IV. p. 672. 



Rojt annual. Stem erect, 2—3 fett high, tlichotomous, glabrous 

 below ; the young bi ancties pubescent and viscid. Leaves al- 

 ternate, generally one at each division of the stem, lanceolate, 

 acuminate, toothed, repand, slightly viscous and sprinkled with 

 bans; peiiule 2 — 3 inches long. JFloivers solitary in the divi- 

 sions of the sten) ; peduticks one inch long, erect when tlie 

 flower expands, afterwBids incldin*^. C'a'yx caiupanulate, lO* 

 nerved, concave, pubescent at the base. Corolla campanulate, 

 twice as long as the calyx, pubescent, ycUow, marked at the 

 base witii 5 obscure villous spots. Filamtnts as long as the 

 corolla, inserted into its base; anthers erect, pale blue. Stigma 

 capitate. Berry globose, enclos. d in the inflated, S-angicd, 

 persistent calyx. Seeds reniform, immersed in the pulp of me 

 btrry. E 1 1. 



Hab. On road sides, among rubbish. Pennsylvania to Carolina. 

 P urs h. 



I insert this plant on the authority of Pur eh alone; per- 

 haps Elliott's is a distinct species. 



3. P. pennsyhanica L. : leaves ovate, subrepand, obtuse, 

 nearly naked ; stem herbaceous, branched ; peduncles soli= 

 tary, a little longer than the petioles. Wit Id, Spec. \. p. 

 1021. Pursh FU \, p.\bl, Elliott Sk. I. ^, 272,- 

 Roem. ^' Sc hull. W. p. 673. 



Root perennial. Stem erect or procumbent, about a foot high, 

 somewhat angular and tomentose. Leaves alternate, serraie- 

 repand, obscurely tomentose beneath. Peduncles axillary, a 

 litUe longer t.ian the petioles. Calyx subcylindrical, slightly- 

 angular, retuse at the base. Corolla yellovv^, not spotted at the 

 base. Stamenn yellow. Berry globose, small, rt d. L i n. 



Hab. On roud sides, among rubbish. Pennsylvania to Canada. 

 Pur shy Muhlenberg. July — September. 



4. P. lanceolata Mich.: leaves geminate, oval-lanceo- 

 late, entire, narrowed at the base into a petiole; stem her- 

 baceous, dichotomous ; calyx villous. M i c k. Fl, 1. p. 149. 

 Pursh FLl.\).]57. El I io 1 1 Sk. l. p. 27S. Roem, 

 ^' Schult. IV. p. 673. 



Root perennial, creeping. Stem 1 — 2 feet high, densely pubes- 

 cent. Leaves generally in pairs, about 3 inches long, very en- 

 tire, on peiioks one-third their length. Flowers solitary, 

 no(!ding, generally towards the upper part of the stem. Calyx 

 inflated ; the base truncate. Corolla pale yellow, with 5 ob- 

 scure purple spots at the base. 



Hab. In Pennsylvania. Muhlenberg. 



I have seen no northern specimens of this plant. Mine are 

 from Georgia. 



