ROSACES. 31 



GEUM. (Avens.) 



I. G. urbanum. L. (Common Avens.) 

 Woods and Hedges. 6-8. 

 Very Common. 



RUBUS. (Bramble and Raspberry. 

 [A most difficult Genus, presenting innumerable varieties.] 



1. R. Idaeus. L. (Common Raspberry.) 

 Woods and Hedges. 6, 7. 



Harrow Park ; hedge in the London Road by Mrs. 

 Holt's house. Harrow Weald Common, and east side of 

 the road skirting the Common. Stanmore Heath. 



2. R. fruticosus. L. (Common Bramble, or Blackberry.) 

 Thickets and hedges. 7, 8. 



[Of this variable plant the following Sub-species occur.] 



1. R. affinis. W. and N. Horsington Wood. (Lees.) 



2. R. Lindleianus. Lees. R. nitidus. Salt. Harrow 



Weald Common ; Horsington Hill. (Lees.) 



3. R. rhamnifolius. W. and N. Harrow Weald Com- 



mon. (Flor. Midd.) Horsington Hill. (Lees.) 



4. R. discolor. W. and N. Frequent throughout the 



district. 



5. R. thyrsoideus. Wimm. Hedges at Roxeth. 



6. R. leucostachys. Sm. Hedges at Harrow, and 



Harrow Weald Common. 



