560 



ROSACEA. XII. POTENTILLA. 



caljnc, i;. H. Native of Siberia. Flowers yellow, crowded fl. alt. 2. p. 243.) stems ascending, rather villous; leaves pin 



at the tops of the branches. 

 F€rticillateAe3iyed CinquefoiL 



PL I foot. 



nate ; leaflets oblong, pinnate-parted ; segments oblong-linear, 

 bluntish, green and pubescent above, but clothed with hoary- 



141 P. uneari'loba (Moc. et Sesse, fl. mex. icon. t. 298. silky villi beneath ; stipulas ovate-lanceolate, entire; panicle ter- ^ 

 D. C. prod. 2. p. 582.) root thick, turnip-formed ; stems pros- minal, few-flowered; petals obovate, entire, longer than the 



trate, 1-2-flowered; leaves silky; radical ones bipinnate, cauline calyx; receptacle rather villous 



X 



Native of Altaia, on ik 



onesl-lobed; leaflets linear-obovate ; stipulas lanceolate, nar- rocks at the rivers Korgon, Tscharysch, Koksun, and Tschuja, if 



row; calycine segments ovate; petals obcordate, length of the 

 calyx. %. H. Native of Mexico. Flowers yellow. Allied 

 to P. ansertna. 



Linear 'lobed Aeaxed CinquefoiL PL prostrate. 



in the Soongarian desert. Corolla yellow. 



Thick-leaved Cinquefoil 



May 



PL 4 foot. 



hoary tomentum beneath, pectinately pinnatifid ; stipulas ovate- and in rather humid meadows. 

 lanceolate, entire, rarely furnished with a large tooth at the base; 



t. 8. 



WiUd 



petals emarginate, longer than the calyx ; receptacle villous. Flowers yellow. 



Ser. mus. helv. 1. p. 56 and 79. 

 Amm. ruth. p. 88. t. 113. f. 13. 



%. H. Native of Altaia, in dry grassy places at the river 

 Irtysch. Panicle dichotomous, with the pedicels solitary in the 

 forks. Corolla yellow. 



Approximate Cinquefoil. FL June, July. PL ^ foot. 



143 P. confe'rta (Bunge in Led. fl. ross. alt. ill. t. 333.) 

 root piany-stemmed ; stems ascending, and are, as well as the 

 petioles, beset with long spreading villi ; leaves pinnate ; leaflets 

 7-11, oblong-lanceolate, distant, pectinately pinnatifid, with re- 

 volute margins, green and pubescent above, and clothed with 

 hoary villi beneath ; stipulas broad-ovate, a little cut ; panicle 

 terminal, crowded ; petals obovate, rather retuse, about equal in 

 length to the calyx ; receptacle villous. 1/ . H. Native of Al- 

 taia, at the river Kerlyk. Corolla yellow. 



Crowded Cinquefoil. Fl. June, July. PL ^ foot. 



144 P. Soonga'rica (Bunge in Led. fl. ross. alt. ill. t. 332. fl. 

 alt. 2. p. 244.) stem loose, ascending at the base, puberulous ; 

 petioles clothed with white villi ; leaves pinnate ; radical ones 



/3, angustifdlia (Lehm. pot. p. 64.) leaflets more pro- 

 foundly pinnate-parted, the segments much longer, and more 



distant. 



May 



. Multijid- 

 ^ to 1^ foot. 



149 P. coRiANDRiFOLiA (D. Don, prod. fl. nep. p. 232.) plant 

 tufted, nearly glabrous ; stems simple, few-flowered, nearly leaf- 

 less ; radical leaves very numerous, pinnate ; leaflets profoundly 

 pinnate-parted ; segments linear, ending each in a tuft of long 

 white hairs, tipped with obtuse glands ; stipulas lanceolate, acute, 

 and entire ; petals 2-lobed, twice the length of the calyx. 1/. 

 F. Native of Gosaingsthan. P. meifolia, Wall. cat. no. 1011. 

 Corolla yellow. 



Coriander-leaved CinquefoiL PL -j- to |^ foot. 



150 P. disse'cta (Pursh, fl. sept. 1. p. 355.) plant nearly 

 glabrous ; stems erect, loose ; radical leaves pinnate ; lower 

 leaflets lanceolate, quite entire, upper ones cuneiform, pinnatifid; 



with 3-4 pairs of leaflets, those under the flower lanceolate and cauline leaves digitately-pinnate, the lateral leaflets the smallest ; 



stipulas large, entire or denticulated ; flowers pedunculate at the 

 tops of the stems ; petals obovate, hardly longer than the calyx. 



entire, the rest of the cauline ones with 2 pairs of leaflets ; leaf- 

 lets cinereous beneath, superior ones deeply pinnate-parted, 



DissectedAe^ved. Cinquefoil. PL ^ foot. 



§ 5. Leaves pinnate* Flowers white. 



151 P. rupe'stris (Lin. spec. 711.) stems erect, dichotomous, 

 reddish brown ; radical leaves pinnate, cauline ones ternate ; 

 leaflets roundish, cuneated at the base, serrate-toothed ; stipulas 



%. H. Na- 

 . In Wales 



lower ones smaller, lowest ones almost entire ; lower stipulas 1/. H. Native of Hudson's Bay. Flowers pale yellow, corym 

 pinnately jagged ; flowers in loose dichotomous panicles ; petals bose. 

 obovate, somewhat emarginate, exceeding the calyx; receptacle "" 



villous. T/. H. Native of Altaia, on the mountains of Arkul 

 and Dolen Kara in the Soongarian desert. Corolla yellow. 

 Soongarian CinquefoiL FL May- PL ^ to 1 foot. 



145 P. Ege'dii (Wormsk. in fl. dan. 9. p. 5. t. 1578.) stem 

 short, rather branched ; leaves pinnate, quite glabrous ; leaflets 

 oval, pinnatifid ; segments lanceolate, acute ; pedicels axillary, 

 solitary, longer than the leaves ; stipulas quite entire ; petals ob- 

 ovate, longer than the calyx. Tl . H. Native of Greenland, 

 near Holsteinborg. Corolla large, yellow. 



Eged^s CinquefoiL PL 1 to 2 inches. 



146 P. SERi'cEA (Lin. spec. 70.) stems hoary, pubescent; 

 leaves pinnate; leaflets ovate or obovate-oblong, deeply pinnate P. fragarioides, Poir. suppl. 5. p. 586. Outer calycine segments 

 parted, clothed with silky tomentum on both surfaces; segments usually bifid according to Ledebour, but linear and shorter than 

 linear, obtuse, with revolute margins; stipulas lanceolate, entire the inner ones according to Lehman. According to Smith the 

 or a little cut ; flowers in dichotomous panicles ; petals obcor- petals are obcordate in the British plant, if so it is a distinct 

 date, twice the length of the calyx ; receptacle villous, l^. H. - 

 Native of Siberia, on rocks at the rivers Tschuja, Koksun, and 

 Tscharysch. Lehm. pot. t. 6. Led. fl. ross. alt. ill. t. 334. 



undivided ; petals obovate, longer than the calyx. 



tive of Europe and Siberia, in mountainous regions 



on the sides of a hill called Craig Wreidhin or rather Breddin, 



Montgomeryshire, but a doubtful native. Jacq. austr. 2. p. 9L 



t. 114. Ser. mus. helv. 1. p. Q5. t. 6. f. 2. Smith, engL bot. 



2058. Krok. fl. sil. 2. t. 9. P. rilbens, Moench. meth. p. Q^T- 



Corolla yellow. 



Var. )3, glahrata (Hook. fl. bor. amer. p. 189.) leaves hardly 

 silky at the apex. % . H. Native of North America, on the 

 Rocky Mountains between lat. 52^ and 56°. 

 : 5i% CinquefoiL FL May, Ju. Clt. 1780. 



species. Corolla white. 



Rock CinquefoiL FL May, Sept. England. PL 1 to H foot. 



§ 6. Shrvhhy species. 



152 P. FRUTicosA (Lin. spec. 709.) shrubby ; leaves pinnate ; 



leaflets oblong-lanceolate, quite entire, hairy ; flowers subcorym- 



bose ; stipulas lanceolate, scarious, pilose above ; petals ob- 



PL ^ to I foot. ovate-roundish, longer than the cafvx. h . H. Native of 



yx 



147 P. dasyphy'lla (Bunge in Led. fl. ross. alt. ill. t. 331, Poland, Germany, Dahuria, Piedmont, and the Pyrenees 



la 



II. 



148 P. multi'fida (Lin. spec. 710.) stems ascending, puhes 

 cent ; leaves pinnate, with few pairs of leaflets ; leaflets pinnate- i; 



142 P. approxima^ta (Bunge in Led. fl. ross. alt. ill. t. S25. parted ; segments linear, green and pubescent above, and cloth- m 



fl. alt. 2. p. 241.) stems erect or ascending at the base, and are, ed with hoary tomentum beneath ; stipulas linear- lanceolate, acu- il 



as well as the petioles, clothed with white villi ; radical and minated, entire ; flowers corymbose ; petals emarginate, about 'k 



lower cauline leaves with 7 leaflets, upper ones with 5 leaflets equal in length to the calyx ; receptacle pilose. % . H. Native iIk^ 



or ternate, all pubescent and green above, but clothed with of Switzerland, Siberia, Altaia, and Dahuria, in subalpine places, 



ill. 



Clt. 1759. PL i 



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