224 ICOSANDRIA POLYGYNIA. [jCL. XII. 



6. P. rerna. Spring Cinquefoil. Root-leaves of five or seven wedge- 

 shaped, partly serrated leaflets, bristly at the margins and on the ribs 



beneath ; upper stipules dilated, hairy ; stems procumbent. Roots 



woody, creeping : stems spreading on the ground, hairy : root-leaves 

 on longish hairy stalks : calyx very hairy : petals somewhat heart- 

 shaped, bright-yellow. Perennial : flowers in April and May : grows 

 in elevated dry pastures : not common. Eng. Bot. vol. i. pi. 37. En. 

 Ft. vol. ii. p. 421. 781. 



7. P. opdca. Saw-leaved Hairy Cinquefoil. Root-leaves of seven 

 hairy, narrow, wedge-shaped leaflets, deeply serrate throughout ; stem- 

 leaves ternate ; petals heart-shaped ; stems slender, decumbent 



Roots woody : stems hairy : root-leaves on long hairy stalks : calyx 

 hairy: petals about the length of the calyx, bright-yellow, orange at the 

 base. Perennial : flowers in June : found by Mr. G. Don on the Clova 

 mountains and in Perthshire ; but has been gathered there by no living 

 botanist. Eng. Bot. vol. xxxv. pi. 2449. Eng. Fl. vol. ii. p. 422. 782. 



8. P. rtptans. Common Creeping Cinquefoil. Leaflets five, inversely 



egg-shaped, serrate ; stem creeping ; stalks axillar, one-flowered. 



Root tapering : stems long, prostrate, rooting : leaves opposite, on 

 longish, hairy stalks : calyx hairy : petals bright-yellow. Perennial : 

 flowers from June to September : grows by road-sides, and in pastures : 

 common. Eng. Bot. vol. xii. pi. 862. Eng. Fl. vol. ii. p. 424. 783. 



*** Leaves ternate. 



9. P. tridentdta. Three-toothed Cinquefoil. Leaves ternate, leaflets 

 wedge-shaped, with three terminal teeth, smooth above, hairy beneath ; 



stem panicled, erect. Root woody, creeping : stems three or four 



inches high, round, hairy : leaves all ternate : petals inversely egg- 

 shaped, white. Perennial : flowers in June : found by Mr. G. Don on 

 Werron Hill, Clova, Forfarshire. Eng. Bot. vol. xxxiv. pi. 2389. Eng. 

 Fl. vol. ii. p. 425. 784. 



10. P. Fragdriastrum. Barren Strawberry. Leaves ternate, leaflets 

 inversely egg-shaped, deeply serrate, silky on both sides ; stems prostrate. 



Root woody : the whole plant is hairy : and presents nearly all 



the characters of the strawberry, excepting in the fruit, which is small, 

 dry, and hairy : petals inversely heart-shaped, white. Perennial : flowers 

 in March and April: grows in woods and on dry banks : common. Eng. 

 Bot. vol. xxv. pi. 1785: Fragaria steritis. Eng. Fl. vol. ii. p. 426. Brit. 

 Ft. p. 252. 785. 



9. TORMENTI'LLA. TORMENTIL. 



Calyx inferior, of one leaf, the limb divided into eight deep 

 segments, four alternate ones of which are external and narrower. 

 Petals four, inversely heart-shaped. Filaments awl-shaped, erect, 

 not half so long as the corolla ; anthers roundish, erect, two- 

 celled. Germens superior, about eight, roundish, small, collected 

 into a round head. Styles thread-shaped, erect, short, one to each 

 germen, lateral; stigmas obtuse. Seeds egg-shaped, smooth. 

 Receptacle small, depressed, hairy. Named from tormina, 

 dysentery, from its efficacy in that complaint. 254. 



1. T. offlcindlls. Common Tormentil Septfoil. Stem ascending, 

 branched, leaves nearly sessile. Root woody, large : stems slender, 



