558 



ROSACES. XII. POTENTILLA. 



stipulas foliaceous, cut ; flowers corymbose ; petals emarginate, 

 longer than the woolly calyx. "U. . H. Native of North America, 

 on the plains of the Missouri. P. arguta, Spreng. syst. 2. p. ' 

 534. but not of Pursh. Flowers yellow. 



Missouri Cinquefoil. Fl. June, Aug. Clt. 1827. PI. 1-| foot. 



116 P. ARGU'TA (Pursh, fl. amer. sept. 2. p. 736.) stem erect, 

 pubescent, clammy at the apex ; leaves pinnate ; leaflets roundish- 

 ovate, oblique at the base, doubly and deeply toothed ; stipulas 

 almost entire ; calyxes acute, shorter than the petals, which are 

 obovate and entire. 11 . H. Native of North America, in the 

 woody country as far as lat. 65. north, and westward to the 

 Rocky Mountains, and at Fort Vancouver on the Columbia. 

 Hook. fl. bor. amer. p. 186. t. 63. Lindl. in bot. reg. t. 1379. 

 P. confertiflora, Torrey, fl. unit. st. 1. p. 499. P. obliqua, 

 and P. ferruginea, Dougl. P. sylvestris, Bigel. fl. bost. 2. p. 206. 

 Geum agrimonioides, Pursh, fl. amer. sept. 1. p. 351. Plant 

 pubescent all over. Flowers pale yellow. Panicle crowded, 

 dichotomous. 



S/iarp-serrated-leaved Cinquefoil. Fl. June, Jul. Clt. 1826. 

 PI. 1 to 3 feet. 



117 P. HIPPIA'NA (Lehm. pug. 2. p. 7. Hook. fl. bor. amer 

 p. 188. t. 64.) stem erect; leaves pinnate, leaflets lanceolate, 

 oblong, deeply and connivently serrated, silky above, and clothed 

 with hoary shining tomentum beneath ; stipulas lanceolate, acu- 

 minated, quite entire ; panicle somewhat dichotomous, loose ; 

 petals obcordate, exceeding the calyx. }/ . H. Native of North 

 America, on the plains of the Saskatchawan and prairies of the 

 Rocky Mountains. P. leucophylla, Torrey, ann. lye. 2. p. 197. 

 but not of Pall. itin. 3. p. 194. P. dealbata, Dougl. mss. 

 Flowers yellow. 



Ifippio's Cinquefoil. Fl. June, July. PI. 1 to 2 feet. 



118 P. BIPINNATI'FIDA (Dougl. mss. Hook. fl. bor. amer. 

 p. 188.) stem erect; leaves pinnate; leaflets obovate, pecti- 

 nately pinnatifid, clothed with silky silvery down above, and 

 with white tomentum beneath ; stipulas rhomboid, cut ; flowers 

 corymbose, crowded ; petals obovate, entire, longer than the 

 calyx. I/ . H. Native of North America, in Louisiana and 

 plains of the Saskatchawan and Red rivers. P. arguta, Lehm. 

 pot. p. 62. but not of Pursh. Flowers yellow. 



Bipirmatijid-leaved Cinquefoil. Fl. June, July. Clt. 1826. PI. 

 1 to 2 feet. 



119 P. DRUMMONDI (Lehm. pug. 2. p. 9. Hook, fl. bor. 

 amer. p. 189. t. 65.) stem herbaceous ; radical leaves irregu- 

 larly and subverticillately pinnate, cauline ones with 2 pairs of 

 leaflets ; leaflets obovate, truncate, cuneated at the base, pro- 

 foundly serrated, ciliated, smoothish ; stipulas ovate, entire ; 

 petals obcordate, veiny, twice the length of the calyx. I/ . 

 H. Native of North America, in alpine woods on the Rocky 

 Mountains, north of the Smoking River, in lat. 56. Panicle 

 terminal. Petals golden yellow. 



Drummond's Cinquefoil. Fl. Ju. Jul. Clt. 1826. PI. 1 to 2 ft. 



120 P. VISCOSA (Donn, hort. cantab. ed. 7. and Lehm. pot. 

 p. 57.) stems erect, and are as well as the leaves clothed with 

 clammy pubescence ; leaves greenish on both surfaces, pinnate ; 

 leaflets oblong, sharply and deeply serrated, superior ones de- 

 current, lower ones small ; stipulas almost entire ; petals obo- 

 vate, emarginate, hardly longer than the calyx ; receptacle pilose. 

 I/ . H. Native of Dahuria and Siberia, on rocks at the rivers 

 Tscharysch and Buchtorm, and in fields at the river Irtysch. 

 Led. fl. ross. alt. ill. t. 343. P. hispida, Nestl. pot. t. 36. 

 but not of Willd. P. longif olia and P. nudicaulis, Schlecht. 

 berl. mag. p. 287. P. Pennsylvania, Horn. hort. nafn. 2. p. 

 476. P. pubescens, Mcench. meth. p. 658. P. dentata, Vittm. 

 Flowers yellow, crowded at the tops of the branches into a few- 

 flowered panicle. 



Clammy Cinquefoil. Fl. Ju. Aug. Clt. 1797. PI. 1 to 1^ ft. 



121 P. AGRIMONIOI'DES (Bieb. fl. taur. 1. p. 403.) stems as- 

 cending, beset with spreading villi ; leaves interruptedly pinnate ; 

 leaflets numerous, obovate-oblong, obtuse, deeply and bluntly 

 toothed or almost pinnatifid, pubescent above, and clothed with 

 hoary villi beneath ; stipulas nearly entire, ovate-lanceolate ; 

 petals longer than the calyx ; receptacle villous. If.. H. Na- 

 tive of Armenia, and Siberia in dry grassy places at the river 

 Irtysch. Led. fl. ross. alt. ill. t. 327 Gmel. sib. 3. t. 38. 

 Flowers yellow, disposed in a terminal panicle. 



Agrimony-\ea.\edi Cinquefoil. Fl. Slay, June. Clt. 1817. 

 PI. f to | foot. 



122 P. STRIGOSA (Pall, ex Tratt. no. 31. exclusive of the 

 American plant. Led. fl. alt. 2. p. 237.) stem erect, straight, 

 pubescent ; leaves pinnate ; leaflets oblong, cuneated at the 

 base, deeply and pectinately toothed, with revolute margins, 

 clothed with hoary pubescence above and with woolly tomentum 

 beneath ; stipulas half pinnate ; flowers panicled ; petals obo- 

 vate, hardly exceeding the calyx. %.. H. Native of Altaia, at 

 the river Tscharysch and Tschuja. Gmel. sib. 3. p. 181. no. 

 29. t. 34. f. 1. Flowers yellow. 



Strigose Cinquefoil. Fl. June, July. PI. 1 foot. 



123 P. FILIPE'NDULA (Schlecht. berol. mag. ann. 7. p. 280. ex 

 Lehm. pot. 59.) stem erect, pilose; leaves interruptedly pinnate, 

 beset with spreading pili, pale green on both surfaces ; leaflets 

 lanceolate, pinnatifidly serrated, smaller ones quite entire, outer 

 ones confluent ; stipulas toothed ; panicle crowded, somewhat 

 trichotomous ; petals obcordate, exceeding the calyx ; recep- 

 tacle villous. l/.H. Native of Dahuria. Corolla yellow. 



Dropwort-\ike Cinquefoil. Fl. June, July. Clt. 1823. PI. 

 1 to 2 feet. 



124 P. TANACETipbuA (Schlecht. berol. mag. ann. 7. p. 286. 

 ex Lehm. pot. p. 60.) stems ascending, pilose ; leaves pinnate, 

 very hairy ; leaflets lanceolate, pinnatifidly serrated, upper ones 

 opposite, with the terminal one stalked ; stipulas jagged ; pa- 

 nicle terminal, corymbose ; petals obcordate, twice the length 

 of the calyx; receptacle villous. If,. H. Native of Siberia. 

 Corolla pale yellow. 



Tansy-leaved Cinquefoil. PI. ^ to 1 foot. 



125 P. SANGUISORBA (Schlecht. berol. mag. ann. 7. p. 286. ex 

 Lehm. pot. 61. t. 5.) stem erect, 1-2-flowered, glabrous, pur- 

 plish ; leaves pinnate, quite glabrous ; leaflets obovate, bluntly 

 serrated ; stipulas cut ; petals obcordate, hardly the length of 

 the calyx; receptacle glabrous. If.. H. Native of Siberia. 

 Corolla cream-coloured. 



Bitrnet-like Cinquefoil. Fl. Ju. Jul. Clt. 1 826. PL | to 1 ft. 



126 P. MICROPE'TALA (D.Don, prod. fl. nep. 231.) stems almost 

 simple, slender ; lower leaves pinnate, upper ones ternate ; 

 leaflets 7-9, obovate-oblong, serrate-toothed, outer ones much 

 the largest, all clothed with white tomentum beneath ; stipulas 

 oblong, obtuse, scarious, quite entire ; pedicels opposite the 

 leaves, usually solitary ; petals oval, quite entire, one half shorter 

 than the calyx. I/ . H. Native of Gosaingsthan. Corolla small, 

 yellow. Outer calycine segments bifid or bipartite. Comarum 

 flavum, Hamilt. Roxb. hort. beng. p. 36. P. albiflorum, Wall, 

 cat. no. 1018. 



Small-jietalled Cinquefoil. PI. \ foot. 



127 P. LESCHENAULTIA'NA (D. C. prod. 2. p. 584.) plant 

 thickly beset with yellow hairs ; stems ascending, few-flowered; 

 radical leaves pinnate, cauline ones ternate, on short petioles ; 

 leaflets obovate-roundish, obtuse, crenate-toothed, outer ones 

 the largest, silky above and clothed with white tomentum be- 

 neath ; stipulas dilated, almost quite entire ; petals obcordate, 

 longer than the calyx. If.. H. Native of the East Indies, on 

 the Neelghiry Mountains, where it is called Gahe-gueda, ac- 

 cording to Leschenault. Corolla yellow. 



Leschenault's Cinquefoil. PI. foot. 



