42 SAXIFRAGACEJE. 



3. S. acre. L. (Biting Stonecrop.) 

 Walls, etc. 6, 7. 



Grove wall, Harrow ; garden wall at Roxeth. Stan- 

 more. (Flor. Midd.} 



4. S. reflexum. L. (Crooked Yellow Stonecrop.) 

 Walls, roofs of houses, etc. 7, 8. 



Old garden wall at Roxeth, growing with S. acre. 

 Stanmore. (Flor. Midd.} 



ORDER XXXVI. GROSSULABIACE^E. (GOOSEBERRY TRIBE.) 



RIBES. (Currant, Gooseberry.} 



1. R. rubrum.* L. (Red Currant.) 

 Woods and hedges. 4, 5. 

 Harrow Park. 



2. R. Grossularia.* L. (Common Gooseberry.) 

 Hedges and thickets. 4, 5. 



Grove wall, Harrow ; and Harrow Park : both these 

 plants are doubtfully indigenous here. 



ORDER XXXVII. SAXIFRAGACE^. (SAXIFRAGE TUBE.) 



i. S. tridactylites. L. (Rue-leaved Saxifrage.) 



Old walls. 4-7. 



Grove wall, Harrow ; wall of Hogarth cottage, Crown 

 Street ; kitchen garden wall of Harrow Park, the wall was 

 however partially removed about 1865 or 1866, so it may 

 be now extinct in this locality ; walls at Headstone, 

 Pinner and Eastcott. Stanmore. (Flor. Midd.} 



