56 ROSACES. 



250. A. arvensis, L. 



Native ; in pastures and cultivated fields, very common. 

 Very abundant on Clifton and Durdham Downs, but the 

 largest specimens grow on arable land. VI. VIII. 



POTENTILLA, L. 



251. P. anserina, L. 



Native ; in damp waste places and by roadsides, very 

 common. VI. VII. 



252. P. argentea, L. 



Native ? In one spot near Downend, G. Dr. A. C. 

 Hasse. VI. VII. 



253. P. verna, L. 



Native ; on dry banks and rocks, rare. 



G. Plentiful on St. Vincent's Rocks, and on Clifton and 



Durdham Downs. 

 S. Brean Down. Leigh Down. Cheddar. Penthill. 



Miss Livett. IV. V. 



254. P. reptans, L. 



Native ; on dry banks and by roadsides, common. VI. IX. 



255. P. Tormentilla, Nesl. Tormentilla. 



Native ; on heaths, peat moors, and banks, and in woods, 



common. 

 With double flowers on Blackdown, S. Very remarkable 



for its large, woody, rootstock. VI. VIII. 



256. P. procumbens, Sibth. 



Native ; in the same situations as P. Tormentilla, from 

 which we have only lately been .able to separate it. 

 Our recorded stations are therefore few at present, but 

 it is probable that the plant is not uncommon in this 

 district. VI. VIII. 



257. P. fragariastrum, Ehrh. Barren Strawberry. 

 Native ; on old stone walls and banks, common. III. V. 



