ROSE FAMILY I5I 



on the under side or on both surfaces ; J^ou'ers sohtary, yellow, 

 much as in the preceding. — Roadsides ; common. — Fl. June — 

 August. Perennial. 



10. P. rupislris (Rock Cinquefoil), a tail erect species, i — 2 

 feet high, with pinnate leaves of 3 — 7 leaflets and large white 



m^. 





cOM.^RUr.I F.^L-STRE {Marsh Ci'iqucfoil}- 



floiL'ers, is found only on limestone rocks ;in Montgomeryshire. 

 — Fl. Ma}', June. Perennial. 



II. P. argtiiUa (Hoary Cinquefoil). — Stem nearly prostrate; 

 leaves quinat'c, white underneath with adprefsed wool, their edges 

 rolled back ; flowers small, yellow, several ttlgether.— Dry gravelly 

 p, aces ; not common. — Fl. June, July. Perenmal. 



