ROSACEiE. 177 



pinkj interspersed with small^ hairy, deciduous bracts. Styles 5. 

 Frequent in shrubberies, apparently wild in hedges, in many 

 parts of Wales and Scotland. See ' Phytologist/ N. S., vol. i. 

 pp. 8, 32, 297, 365-6, 449. Shrub. Flowers in June, July. 



PoTENTiLLA, L. — Perennial, herbaceous plants, sometimes 

 shrubby at the base, rarely annual. Leaves pinnate or palmate 

 or ternate ; stipules entire or incised. Flowers yellow or white, 

 in terminal, few-flowered, irregular cymes. Calyx in 5, rarely 

 in 4, divisions, with a calycule (outer calyx) similarly divided. 

 Petals obovate, round, or notched at the apex. Styles caducous. 

 Carpels dry, on a convex, dry, hairy, persistent receptacle. 



Sect. I. Feagaeiasteum, DC. — Leaves digitate, trifoliate ; flowers wliite. 



P. Fragaria, Poir. — Frayaria sterilis, Lin. Barren Straw- 

 berry. — E.B. 1785. L.B.s. 333, r . Fragariastrum. 



A. 17. C. 75. Lat. 50-58°. Alt. 0-700 yds.' Tem. 51-40°. 



Root almost woody, oblique or horizontal, the rhizomes ending 

 in a rosette of leaves, sometimes stolon-like. Stems 1-3-4 

 inches high, slender, spreading, about as long as the leaves. 

 Leaves all ternate and petiolate ; leaflets obovate or round and 

 cuneate at the base, pubescent, silky beneath, toothed : the ter- 

 minal tooth is shorter than the lateral ones. Flowers terminal, 

 on long pedicels. Sepals lanceolate, tapering. Petals some- 

 times notched, scarcely so long as the calyx. Stamens on a 

 brownish, hairy disc. 



On grassy banks and in woods. Perennial ; March-May. 



P. tridentata, Sol. Three-toothed Cinquefoil. — e.b. 2389. 

 L.B.s. p. 16, List of Excluded Species. 



Root creeping, woody. Stems herbaceous, 3-4 inches high, 

 round, hairy, slightly leafy, bearing 3-4 elegant white flowers. 

 Leaves ternate; leaflets entire, except at the summit, which is 

 equally toothed; lower stipules undivided, upper stipules cut. 

 Calyx purplish, hairy, with uniform and equal segments. Petals 

 obovate. Carpels hairy. Seeds ovate, turgid. 



On a mountain called Werron, and some other hills in Angus- 

 shire, to the westward. Mr. G. Don. From the ' English Flora' 

 of Sir J. E. Smith, vol. ii. p. 425. Perennial; May, June. 



Sect. II. — Leaves digitate ; leaflets 3-5-7. * Flowers yellow. 



P. Tormentilla, Sibth.? Nestl.? Common TormentiL — e.b. 

 863. L.B.s. 332. 



23 2 a 



