ROSACES. XII. POTENTILLA. 



551 



Lehm. pot. 181.) stem erect, usually 1-flowered ; leaves ternate; 

 leaflets roundish-obovate, bluntly toothed, pilose on both sur- 

 faces, canescent beneath ; petals obcordate, 3-times the length 

 of the calyx. If. . H. Native of the Aleutian islands, and of 

 North America on the most elevated of the Rocky Mountains, 

 Labrador, Kotzebue's Sound, &c. Outer calycine segments 

 roundish and very obtuse. Corolla large, pale yellow. 

 Z>n>a>;/' Cinquefoil. PI. 2 inches. 



15 P. HIRSU'TA (Michx. fl. bor. amer. 1. p. 303.) plant beset 

 with loose hairs ; stem erect, few-flowered ; leaves ternate, pe- 

 tiolate ; leaflets obovate, profoundly serrated ; teeth blunt ; 

 petals shorter than the calyx. TJ . H. Native of North Canada, 

 from Quebec to St. Lawrence ; plains of the Saskatchawan, &c. 

 Nestl. pot. p. 67. t. 9. f. 1. P. Morisoni, D. C. cat. hort.monsp. 

 p. 135. P. Montpeliensis, Lin. spec. 704. Fragaria parviflora, 

 Lam. fl. fr. 3. p. 1 12. Corolla yellow. 



Hairy Cinquefoil. Fl. July, Aug. Clt. 1680. PI. |to|ft. 



16 P. ELA'TIOR (Schlecht. in berl. mag. ann. 7. p. 295. Lehm. 

 pot. p. 157. t. 14.) stem erect, tall ; leaves ternate, petiolate ; 

 leaflets oval, acutely serrated, veiny, almost glabrous on both 

 surfaces ; petals obovate, entire, a little longer than the calyx. 

 If. H. Native of Siberia. Flowers yellow. 



Taller Cinquefoil. Fl. June, July. Clt. 1824. PI. \\ foot. 



17 P. VAHLIA'NA (Lehm. pot. p. 172.) stem erect, usually 

 1-flowered; leaves ternate; lateral leaflets cuneiform and trifid 

 at the apex, middle one rhomboid, all very hairy, clothed with 

 shining, yellowish, or white down beneath ; petals reniform, 

 twice the length of the calyx. If. H. Native of Greenland 

 and North America, on the dry and elevated ridges of the Rocky 

 Mountains ; shores and islands of the Arctic Sea. P. hirsuta, 

 Vahl. in litt. Horn. fl. dan. t. 1390. but not of Michx. P. 

 Jamesoniana, Grev. in mem. soc. wern. 3. p. 417. t. 20. Flowers 

 yellow. 



Vahl's Cinquefoil. PI. 2 to 3 inches. 



18 P. SUBACAU'LIS (Lin. spec. 715.) stems prostrate, few- 

 flowered ; radical leaves as well as those of the runners ternate, 

 but the cauline ones are simple ; leaflets obovate-cuneated, ser- 

 rated to the middle, densely clothed with hoary tomentum ; 

 petals round, obcordate, about twice the length of the calyx. 

 If. . H. Native of Germany, Switzerland, Vallais, Piedmont, 

 and of Siberia. Jacq. icon. rar. vol. 3. t. 491. P. cinerea, 

 Poir. P. glaucescens, Willd. P. verna, Kunth, fl. berol. p. 

 142. P. ovata, Poir. P. incana, Mcench. P. arenaria, Borck. 

 P. opaca, Vill. All. fl. pedem. t. 24. f. 2. Gmel. sib. 3. t. 3C. 

 f. 2. Flowers yellow. 



Far. ft, latiloba(Ser. in D. C. prod. 2. p. 573.) leaflets broader 

 and shorter. Native of Siberia, about Barnaoul. 



Almost slemless Cinquefoil. Fl. Apr. May. Clt. 1820. PI. pr. 



19 P. VELUTI'NA (Lehm. pot. 170.) stem ascending, few- 

 flowered ; leaves ternate ; leaflets cuneiform, truncate, bluntly 

 toothed at the apex, canescent on both surfaces from fascicles 

 or tufts of velvety hairs ; petals roundish, quite entire, a little 

 longer than the calyx. 2f. H. Native of Provence, on the 

 mountains. P. subacaulis, D. C. fl. fr. 4. p. 465. P. grandi- 

 flora, Scop. fl. earn. 1. no. 626. t. 22. but not of Lin. P. incana, 

 Lam. fl. fr. 3. p. 112. Flowers yellow. 



Velvety Cinquefoil. Fl. Apr. May. Clt. 1820. PI. 2 to 3 inc. 



20 P. EMAROINA'TA (Pursh, fl. amer, sept. 1. p. 353.) stems 

 assurgent, few-flowered ; leaves ternate ; leaflets deeply toothed, 

 hairy on both surfaces ; pedicels terminal, elongated ; petals 

 oblong-cuneate, emarginate, twice the length of the calyx. 

 If. H. Native of Labrador. Flowers large, yellow. 



-EwzargOTafe-petalled Cinquefoil. PL 2 inches. 



21 P. DENTICULOSA (Ser. mss. in D. C. prod. 2. p. 573.) 

 hairy ; stems creeping, filiform ; leaves ternate, petiolate ; leaflets 

 broadly obovate, of the same colour on both surfaces, doubly 



toothed, petiolate ; stipulas denticulated ; flowers axillary, soli- 

 tary ; petals obovate, about equal in length to the calyx. Ij. . H. 

 Native of Nipaul. Flowers yellow. 



Toothletted-stipu\ed Cinquefoil. PI. creeping. 



22 P. WALLICHIA'NA (Ser. in D. C. prod. 2. p. 574.) hairy; 

 stem creeping, filiform ; leaves ternate ; leaflets obovate, sessile, 

 toothed ; flowers axillary, solitary ; petals obovate, longer than 

 the calyx. Ij. . H. Native of Nipaul. Flowers yellow. 



Wallich's Cinquefoil. PI. creeping. 



23 P. MONA'NTHES (Lindl. in Wall. cat. no. 1025. Lehm. 

 pug. 3. p. 33.) stem erect, 1-2-flowered; leaves ternate, rather 

 pilose on both surfaces, and somewhat ciliated ; leaflets cunei- 

 form, truncate, crenately toothed ; teeth roundish, obtuse ; sti- 

 pulas short, entire ; outer calycine segments the largest, round- 

 ish, and obtuse ; petals nearly orbicular, quite entire, length of 

 calyx, "if. . H. Native of Sirmore. Flowers small, yellow. 



One-Jlorvered Cinquefoil. PI. ^ to ^ foot. 



24 P. cifNEA'iA (Wall. cat. no. 1015. Lehm. pug. 3. p. 34.) 

 stem ascending, but erect and leafless at the apex ; leaves ter- 

 nate, on very long petioles, pilose ; leaflets obovate, rounded at 

 the base, truncate at the apex, deeply tridentate, acute ; flowers 

 terminal, crowded, sub-cymose. 'Jf . H. Native of Gosains- 

 than. Flowers yellow. 



Wedge-leaved Cinquefoil. PL \ foot. 



25 P. ERIOCA'RPA (Wall. cat. no. 1012. Lehm. pug. 3. p. 

 35.) plant glabrous ; stem ascending, simple, few-flowered, 

 almost leafless ; leaves on long petioles, ternate ; leaflets petio- 

 late, obovate-rhomboid, deeply 5-toothed at the apex ; outer 

 calycine segments larger, ovate, nerved ; petals obcordate, twice 

 the length of the calyx. I/ . H. Native of the mountains of 

 Kamaon and Gosainsthan. Flowers large, yellow. 



Hairy-fruited Cinquefoil. PL ^ foot. 



26 P. ARGYROPHY'LLA (Wall. cat. no. 1020. Lehm. pug. 3. 

 p. 36.) stem erect, nearly simple ; leaves ternate, almost ses- 

 sile, distant; leaflets oblong, serrate-toothed, densely clothed 

 with white tomentum beneath ; teeth apiculated ; stipulas ovate- 

 lanceolate, deeply serrated ; petals broad, obcordate, longer 

 than the calyx. If. H. Native of Gosainsthan. Flowers 

 large, yellow. 



Silver-leaved Cinquefoil. PL 1^ foot. 



* Flowers mliite or red. 



27 P. CATHA'CLINES (Lehm. pug. 3. p. 37.) stems prostrate, 

 usually 1-flowered; leaves ternate, distant; leaflets roundish, 

 deeply serrated, densely clothed with silky pili above, but with 

 white tomentum beneath ; stipulas ovate, almost entire ; petals 

 obcordate, longer than the calyx. Tf . H. Native of Gosains- 

 than. Flowers blood-coloured. 



Reclining Cinquefoil. PL prostrate. 



28 P. ATROSANGUI'NEA (Lodd. bot. cab. 786.) plant clothed 

 with silky villi ; stems decumbent ; leaves ternate, petiolate ; 

 leaflets obovate, deeply serrated, clothed with white tomentum 

 beneath ; stipulas ovate-lanceolate, entire, or bifid ; petals ob- 

 cordate, longer than die calyx. If . H. Native of Nipaul and 

 Gosainsthan. Sims, bot. mag. 2689. Peduncles few, 1-flowered 

 at the tops of the branches. Corolla dark blood- coloured. 



Dark-bloody-Rowered Cinquefoil. Fl. May, Sept. Clt. 1822. 

 PL decumbent. 



29 P. MICRA'NTHA (Ram. in D. C. fl. fr. 4. p. 3760.) stems 

 prostrate, hairy, 1-flowered; leaves ternate; leaflets ovate, 

 obtuse, serrated, unequal at the base, silky ; outer calycine seg- 

 ments a little toothed ; petals obcordate-cuneated or nearly 

 entire, shorter than the calyx. If. . H. Native of the Pyre- 

 nees ; of Italy, on Mount Generoso ; in Calabria, on Mount Pol- 

 leno. Lehm. pot. 158. Ser. mus. helv 1. p. 60. t. 5. P. 



