196 ROSACEAE 



Biickland. Near Besilsleigh. White Horse Hill, Trimen. Lid's 

 Bank, Blewbury, Lousleij in Russell's Cat. 



2. Ock. Frilford. Tubney. Jenny Bunting's Parlour on the 



Boar's Hill. Cherbury Camp. Lowbury. Blewbury. Abun- 

 dant and generally distributed on Chalk. On Wittenham 

 Clumps. Cothill. Near Abingdon. 



3. Pang. Streatley, Pamplin. Many pastures at Hampstead Norris, 



Lousleij, I. c. Abundant on the Chalk in this disti'ict as on the 

 Streatley and Compton Downs. 



4. Kennet. Greenham Park, Weaver. Wickham, Mrs. Batson. 



Abundant on the Chalk throughout the district. 



5. Loddon. Wellington Coll., Penny. Common about Park Place, 



Stanton. Thames meadows at Maidenhead, Bray, Cookham, 

 Hurley, &c, Wargrave. Windsor. Bracknell. 

 Var. viREScENS, Spach, I.e., with fruit obscurely reticulate and the 

 leaves green and glabrous, appears to be our prevailing form. The 

 var. glaucum, Spach, I.e., has the leaves glaucous on the upper surface 

 and the fruit strongly reticulate, but I have not observed it in the 

 county. 



P. Sanguisorba is a characteristic plant of our limestone and chalk 

 pastures, and, preferring sunny exjDosures, it is found in all the border- 

 ing counties. 



*P. polyganium, Waldst. et Kit. PI. Ear. Hung. ii. 217, t. 198 (1805). 

 P. muricatum, Spach. Ann. Sc. Nat. 3™® Ser. v. (1846) 36. 



Comp. Cyb. Br. 166. Syme, E. B. iii. 134-5, t. 420. Nyman, 240. 



Fl. Oxf. 112. 

 Colonist. Agrestal. Chalk fields, railway-banks, &c. Local, common. 



P. June-August. 

 First record. P. muricatum, Dr. J. T. B. Syme, E. B. ed. 3, iii. 135, 1876. 



2. Ock. Besilsleigh, Bolton King, 1880. Lowbury, Fl. Oxf. Ferry 



Hinksey, H. Baker. Radley. Didcot. Blewburton Hill. Upton. 



3. Pang. Frequent in Sainfoin fields, Langley, Hampstead Norris, 



W. M. Rogers. Streatley, Fl. Oxf. Basildon. Hermitage. Sul- 

 ham. Tilehurst. Frilsham. Compton. 



4. Kennet. Among Sainfoin (near Hungerford), Reeks. Near the 



Rennet's mouth by the railway, TufnaU. Between Beedon and 

 E. Ilsley, W. M. Rogers. West Ilsley. Newbury. Padworth. 



5. Loddon. In fields near Hurley. Near Cookham Dean. 



Two varieties, first described as species by M. Jordan in Ohs. PI. Crit. 

 vii. 22 (1849), are found. Var. stenolophum, at Blewbury, see the 

 Rep. Bot. Exch. Club, 1888 ; and the var. platylophum, near Didcot, 

 Reading, &c. 



A sport, in which the inflorescence consisted of a considerable 



