580 355. SIbbaldla. 60. DRVADE^. Pl.ex.cal 



Pentaphvlloides pumita foliis ternis ad extremitate Irifidis, Rail Syn. 

 256, 6. 



Sibbaldia procumbens, Lin. S. P. 406. 

 Scotch cinquefoil. 



Micaceous alpine rocks ; perennial ; July. 

 Root woody ; leaves stlpuled. 



IV. 356. POTENTILLA. Brunsfel. Cinquefoil. 



Calyx-tube concave ; limb 5 rarely 4-cut ; bracteated ; 

 petals 5, rarely 4; stamens many; ovaries indefinite, form- 

 ing a head, on a prominent receptacle ; styles lateral ; ake- 

 nium hardened, kidneyshape ; seeds appended. — Stem her- 

 baceous, rarely shrubby. 



a. Leaves pinnate. ^ 



1. Potentillafructicosa. Shrubby citiguejbil. 

 Leaves pinnate, villous ; calyx-leajlets linear, oblong, not 



cut, villous; bractece linear, slenderest below; stem shrubby. 



Pentaphylloides fruticosa. Rail Syn. 256, 4. 

 Poteutilla fruticosa, Lin. S. P. 709. 



Mountainous woods ; shrubby ; June. 

 Stem 3 feet high, much branched; upper leaves ternate; 

 fiower solitary, terminal, golden. 



2. Pofentilla anserina. Goose cinquefoil. 

 Leaves interruptedly pinnate, silky ; leaflets acutely ser- 

 rate ; stem creeping ; peduncles axillary, 1 -flowered. 



Pentaphylloides Argentina dicta, Raii Syn, 256,5. 



Argentina, Ger. em. 993, 1. 



Potentilla, Park. 593. 



Potentilla anserina, Lin. S. P. 710. 



Silver toeed. Wild tansey. itfooj-s, Yorkshire. Jllfocrs corn, Ireland. 



Damp fields and holts ; perennial ; June and July. 



Stem prostrate; leaves nearly lyrate; beneath silvery 

 white; when young both sides silky; calyx silky; petals 

 golden. — Roots eat like parsneps ; leaves mildly astringent, 

 used instead of Peruvian bark in agues. 



&. nuda. Leaves not silky. 



3. Potentilla palustre. Marsh cinquefoil. 

 Leaves pinnate ; leaflets lanceolate, serrated above ; calyx 



coloured ; petals very small ; stem creeping. 



