CENT. 



tis, stipulis ovatobl. subintegris, foliolis obi. vel 

 cuneatis crenatis obtusis, pedunc. axil, et term, 

 cal. subeq. ellipt. obtusis, petalis obov. integris 

 cal, eq. Labrador, very distinct from last by 

 smoothness, leaves and calix, sum 8-10 inches, 

 folioles uncial, petals pale yellow, pistils red* f 



1209, Pot. canadensis 0. all over North 

 America, very variable and parent of the next 

 probably. 



1210, Pot. simplex MX. caroliniana Poiret. 

 North Am. hardly different from last, not ra- 

 mose, less silky. 



1211, Pol. argentea L. Europe, Sibiria and 

 Canada, several sp. are blended with it, this is 

 erect, leaves quinate pinnatifid, stipules broad. 



1212, Pot.argyropsl&Sif. (cinerea Raf. 1817 

 non VilLars) prostrata vel assurgens,caulib. filif. 

 apice cinereis paucifK fol. subt. cinereis tomen- 

 tosis, stipulis subulatis, foliolis 3-5 cuneatis lin- 

 earib. apice 3fldis vel cristatis, fl. dichot. bract* 

 linearib. cal. toment* New England and New 

 York, perennial, small, 3 to 6 inches, leaves 

 minute slender, fl small : deemed P. argentea 

 by our botanists. 



1213, Pot. multifida L. O. Alps and Sibiria* 

 very distinct, yet sent me also as P. argentea ! 



1214, Pot, nepalensis Raf. pilosa, erecta, 

 fol. 3-5natis> stipulis adnatis ovatis acurn, inte- 

 gris, foliolis sessil. obov. serratis, fl, brevi pedic. 

 calib. subeq. obi. acum. petalis eq. obcord 

 Asia in Nipal and Himalaya Mts. with the 

 next, names from gardens,' not seen described 

 any where : this appears to represent in Asia 

 our P. canadensis, flowers yellow. 



1215, Pot . atrosanguinea Raf.(quid ?) caule 

 erecto compresso tortilis furfuraceo, fol. terna- 

 lis, radic. longe petioj, foliolis sess. ovatis scr- 



4 



