I 





1379 



V 



t 

 y 



"^ POTENTILLA* argiita. 



\ 



^ 



*, 



4 



Close-flowered Potentilla 



s 



-I 



/ 



liCOSANDRIA POLYGYNIA. _ 



iVa^. orrf, RosACEiE Juss. {Introduction to the natural ^stem of 



Botariy, p. 81.) - . 



POTENTILLA L.—Calycis tubus concavus, limbus 4-5-fidus, extus 

 4-5-bracteolatus. Petala 4-5. Stamina 00. Carpella 00, stylo lalerali 

 donata, in receptaculo persistente exsucco capitate. ' *Sewe» appensum. — — 

 Herbae ant suffrutices, foliis compositis, siipulh petiolo adnatis^ floribus albis^ 

 iuteis, rariter rubris. — Dec. prodr. 2. ^7L 



' I. 



P. arguta; viscosa hirsutissima, caule erecto subsimplici, foliis subin- 

 terrupt^ pinnatis ; foliolis rotundato - ovatis duplicat6 inciso-dentatis 

 ohlinii;« W;r,„l,-« nvati'a nr^nfi's inteprist^oribus affsreffatis subsessilibus, 



acutis 



kf^ 



longioribus. Torrey's Flora of the Ui 



anglica versus, sub P. confertiflora. 

 P. confertiflora. Spreng. cur. post. p. 198. 

 P. obliqua. Douglas in herb, nostr.. 

 P. ferniginea. Douglas in Hort. Soc. Hort. 

 P. arguta. PurshFl.Am.sept.^.TSG. • | | 

 P. pennsylvanica /3. Dec. prod. 2. 581. ^ 



Boottia svlvestris. Biqelow's plants of Boston. I 



n^dilperennis.crassa. Herba ffta viscosaj pube '^'^r^TrllTZi 

 Folia radicalia plurima, erecta, pinnata, ahquanS paulo ^»'7«P^«? jf 

 h'^ga cum impaH <Equali ; foliola suhrotundo-ovata, tnctso-serrata, basisub- 

 ohliqua, inferioribus Lltb minoribus. Caulis erectus,pariirn r^^^^^sus , pe^l^ 

 V. bipedalis, foliorum foliolis magis elongatis "^.^«'^%^«'^7"?'^' /i^^^.' 

 integris v. apice dentatis. Floras racemis densts '^^^'^P^'^^^'ZUexi 

 Calyx campanulatus, laciniis interioribus ovato-obongis ^^^^^^f^^^l 



terioribus linearibus. Petala pallidc flava, «t^^«J«' '^"^r/f'trnoS aft 

 Stamina 20, disco pentagono camoso inserta! Styli plunmz, carnosi, ab 



ovario cith decidua. Achenia sicca in receptaculo exsucco. 





A native of North America. Dr. Torrey speaksof it as 



rocky hills and banks. Mr. Douglas 



uncommon on ^ 



So named, as it is said', in reference to the potential qualities ascribed 



to some species 



