101 .urr. HOT. 



simpl. subnudis trifloris. fol. radio, petiolatis 

 quinntis subrot. foliolis sess. proximisobov. laci- 

 niatis, ciliatis fol. caulinissessil. ternatis parvis, 

 $tipulis obS. integris, calicib. obi. obtusiusc. pe- 

 talis obcord. cal, subeq. In Labrador, near P. 

 cmarginata Fursh, bat several disparities,stems 

 4 to 6 inches with only 2 leaves, flowers rather 

 large pale yellow, perennial,. 



1203, Pot. tridentata O. from Greenland to 

 Matawan Mts... in the South only on Mts. and 

 larger, 4 to 8 inches high, flowers white. 



1204, Pot. pectinata Raf. Pensylv. IA Tor. 

 rare sp. of Canada and Boreal America, not of 

 Pennsylvania: leaves hardly pinnatiform,rather 

 digitate, 3-7folioles cuneate narrow pectinate, 

 stipules lanceol. 2-3purted. stem bifurcate, calix 

 linear lanceol. hirsute, t The pensylvanica of 

 Beck is 'a very different plant see 1*244. 



12,05, Pot. hirsuta MX. 0. Canada and Al- 

 leghanies, stem simple erect often semipedal, in 

 Labrador only 2 or 3 inches, annual. 



1206, Pot. cespitosa Raf. an villosa ? Pursh. 

 hirsuta cespitosa drffusa, fok ternatis, radic. pe- 

 tiol. foliolis sessil. obov. lacin. caulinis sessil. fo- 

 liol. obi. stipulis membran. lato lanceol. pedunc. 

 axil, et term. cal. obi. subeq. petal is obcord. cal. 

 brevior summits of Allegh. Mts. perennial, 

 sterns diffuse 2-4 inches long, it differs from P. 

 villosa as described by feaves not tomentose, 

 nor petals Jonger-than calix &c. 



1207, Pot. A, norvegica O. boreal Europe, 

 Asia und America, here extending as far as Ca- 

 rolina, large plant 2 or 3 feet high, it varies with 

 leaves thin or broad and narrow. Of subg, 

 Aplenta, 



1208, Pot. A. flexuosa Raf. glabriuscula, 

 caule crasso ilexuoso ramoso, fol. petiol. terna- 



