POLYANDRIA.— MONOGYNIA. 217 



HAB. Banks of rivers. July. 0. Leav. pinna- 

 tif., spiny ; fl. axill, and term., large, yellow or 

 while. 



343. SANGUINARIA. Blood-root. Papaveracece. 



S. canadensis* 



HAB. Fertile woods. April — May. U . Root tub. 



■with a bitter juice; leav. rad.,renif. ; fl. large, wh.. 



solit. 



344. PODOPHYLLUM. May-apple. Podophyllaceo:. 



P. peltatum : stem erect, 2-leaved ; leaves peltate. 

 HAB. Woods. May. U . Stem V ft. high; leav* 

 lobed; Jl. sol. wh. ; fr. ovate. 



345. ACTiEA. Bane-berry. Ranunculacea. 



A. americana : leaves twice and thrice ternate ; ra- 

 ceme ovate ; petals shorter than the stamens ; ber- 

 ries ovate-oblong. 



ec. alba : petals truncate ; pedicels of the fruit 

 thicker than the peduncle ; berries white. 



/3. rubra : petals acute ; pedicels of the fruit slender ; 

 berries red. 



HAB. Rocky woods. May. H . Stem 2 ft. high : 

 leafi. ovate-Ian., incis. ; fl. wh. 



346. SARRACENIA. Side-saddle flower. 



S. purpurea: leaves much shorter than the scape. 



inflated; ventral wing arched; appendix erect. 



broad-cordate, undulate, not mucronate. 

 HAB, Sphagnous swamps. June — July. Leav. alt 



Tad., large and tubular, open at the top ; scape \ ft 



high; fl. large, sol.,.purp. 

 /3. ; flowers yellow. 



•147. NUPHAR. Yellow Pond-lily. .Xymphccacew. 



1. N. advena : calyx G-leaved ; petals numerous ; fruit 

 sulcate ; leaves cordate, with divaricate I 

 petioles semicylindrical. 

 T 



