170 ADT. BO T. 



Potenlilla comarum Dec^ Europe and Sibiria. 

 This G. differs froin Potentilla by a large spon- 

 giose gynophore andpetals acuminate. Pancovia 

 of Heister and Adanson would be the best 

 nante unless Aram becomes again Arisarwrtt 

 us in Tournefort ; but W. has a Pancovia. 



1246, Com. tomentosa Raf. var. villosum 

 Pers. more robust than last,with broader >eaves 

 obi. ellipt. tomentose beneath — North Europe 



1247, Com, digitutum Raf. fl. tel. 199— bo- 

 real America tb New York, blended with last 

 by our botanists, very distinct by leaves obi or 

 lanceol. smooth, large flowers Slc. 



1248, Com. angustifolium K. fl. tel. 200, 

 Origon and Boreal America, Ohio: very pecu- 

 liar, leaves narrow smooth, fl. small &c. 



1249, Yar.parvifoUum Raf folioles .5-7small 

 smooth cuneate or elliptic, peliol? membrdnose, 

 flowers very small, branches imiflore ; Labra- 

 dor, 3 to 10 inches high, folioles less than un- 

 cial. 



1250, Dryas intcgrifolia Vahl. tenella 

 Pursh — Canada, Labrador, Norway. Loaves 

 ovatobl. acut€, base cordate, margin revolute. 



1251, Dryas crenala Raf. Spetala O. — Alps, 

 Canada^ leaves subcordate elliptic obt, crenate 

 lohate or crenate serrate : both sp. have 8 pe- 

 tals. 



12^2, AtcHEMiLLA alpina O — AIps> Canada, 

 Mts. of New England. 



1253, Alch. vulgaris O — LabradQr,Europe. 



1254, Alch.puhescensl'Adim. hybrida of others 

 Europe. 



1255, Aphanes arvensis L.^lchem. Apha- 

 nes Lam. Europe. 



1256, PoTERiuAi angustifolium Raf. caule 

 sulcato folioso, stipulis cristatis, foliolis 5^9 lin- 



