CL. XII.] ICOSANDRIA POLYGYNIA. 223 



but periiaps not indigenous. Eng. Bot. vol. xxxi. pi. 2197. Eng. Fl. 



vol. ii. p. 415. 775. 



8. POTENTI'LLA. CINQUEFOIL. 



Calyx inferior, of one leaf, with ten segments, of which five 

 alternate ones are external and narrower. Petals five, roundish, 

 spreading. Filaments awl-shaped, erect, shorter than the corolla; 

 anthers roundish, two-celled. Germens superior, numerous, 

 roundish, collected into a round head. Styles one to each ger- 

 men, thread-shaped, lateral, ascending; stigmas bluntish, downy. 

 Seeds numerous, naked, roundish, upon the surface of a small, dry, 

 globular receptacle. Name, from potens, powerful. 253. 



* Leaves pinnate. 



1. P. fructicdsa. Shrubby Cinquefoil. Leaves pinnate ; stem woody. 



Stem three or four feet high : leaves of five acute, oblong leaflets, 



covered with close hairs, paler beneath: the upper leaves ternate: flowers 

 terminal, large, golden-yellow. Perennial : flowers in June : grows in 

 mountainous thickets in several places in Teesdale. Rock-forest, Clare, 

 Ireland. Eng. Bot. vol. ii. pi. 88. Eng. FL vol. ii. p. 417. 776. 



2. P.anserina. Silver-weed. Goose-grass. Wild Tansy. Leaves in- 

 terruptedly pinnate, serrate, silky ; stem creeping; stalks axillar, solitary, 



one-flowered. Root long, cylindrical : leaves interruptedly pinnate, 



covered beneath with shining white hairs : flowers large, bright-yellow. 

 Perennial: flowers in June and July: grows by the sides of roads and 

 ditches, and in meadows and pastures : common. The roots are eaten 

 in the Hebrides, either raw or boiled. Eng. Bot. vol. xii. pi. 861. Eng. 

 FL vol. ii. p. 418. 777. 



3. P. rupestris. Rock Cinquefoil. Leaves pinnate, with the terminal 



leaflet large ; leaflets egg-shaped, serrate, hairy ; stem erect. Root 



somewhat woody, tapering: stem a foot high, erect, hairy : lower leaves 

 with seven leaflets, upper with three : flowers large, white, panicled. 

 Perennial: flowers in June: grows on the side of a hill, called Craig 

 Breddin, in Montgomeryshire. Eiig. Bot. vol. xxix. pi. 2058. Eng. Fl, 

 vol.ii. p. 418. 778. 



** Leaves fingered. 



4. P. argcntea. Silvery or Hoary Cinquefoil. Leaflets five, wedge- 

 shaped, jagged, downy beneath ; stem ascending. Stems nearly 



erect, from six to twelve inches high, cottony : leaves stalked, cottony 

 beneath : flowers small, yellow, in a corymbose panicle, with cottony 

 branches: seeds numerous, small, smooth. Perennial: flowers in June 

 and July: grows in gravelly pastures, common in England, rare in 

 Scotland and Ireland. Eng. Bot. vol. ii. pi. 89. Eng. Fl. vol. ii. 

 p. 419. 779. 



5. P. alpestris. Orange Alpine Cinquefoil. Root-leaves of five wedge- 

 shaped, somewhat hairy, leaflets, deeply cut in their upper half; upper 



stipules egg-shaped ; petals heart-shaped ; stems ascending. Root 



somewhat woody : stems numerous, decumbent at the base, ascending, 

 from four to eight inches long : root-leaves on long, hairy stalks : calyx 

 hairy, petals inversely heart-shaped, orange-yellow. Perennial : flowers 

 in j'uly: grows on mountains in Scotland, the north of England, and 

 Wales: rare. Eng. Bot. vol. viii. pi. 561: P. aurea. Eng. FL vol.ii. 

 p. 419. 780. 



