EFFECT OF FROSTS OF WINTER OF 191 6-17 ON VEGETATION. 441 
Chipping Norton 16, Dorking 20, Monmouth 25 ; B. Down- 
ham, Wisley ; U. Aldenham (K. in 1908-9), Aldersey, Enfield 
15 (G. in 1908-9), Nymans 8. 
Olearia ilicifolia. K. Mangotsfield 2 ; B. Aldenham ; S. Glasnevin. 
0. insignis. K. Llandaff ; B. Enfield, Glasnevin ; S. Lanarth, 
Woodbridge ; U. Rostrevor. 
0. macrodonta. K. Aldenham, Aldersey 8, Wisley 10 ; G. Enfield, 
Stow 5 ; B. Glasnevin, Grinstead, Mangotsfield 5, South Molton 
6 ; S. Harrow, Nymans (also U.) ; U. Wakehurst. 
0. moschata. K. Nymans 3 ; U. Colesborne ; Enfield. 
0. myrsinoides. B. Glasnevin ; S. Nymans 3. 
0. nitida. B. Glasnevin, Headfort, Llandaff 2 ; S. Wakehurst, 
Nymans (also U.). 
0. nummularifolia. U. Aldenham, Colesborne, Enfield 15. 
0. pannosa. U. Ludgvan. 
0. ramulosa. K. Ludgvan, Rostrevor. 
0. semidentata. K. Leonardslee! 3 (also U.), Llandaff, Wakehurst 
1 ; U. Lanarth, Ludgvan, Rostrevor. 
0. Solandri. K. Enfield 6, Glasnevin. 
0. stellulata (of gardens). K. Aldenham (also G.), Aldersey 8, 
Ashford, Colesborne, Exeter 14, Llandaff, South Molton (also 
B.), Stevenage 4, Stow 6, Tortworth (also B.) 5 ; G. Cobham 
3, Woodbridge ; B. Chipping Norton 4, Epping 5, Harrow 
6, Wakehurst, Wisley 6 ; U. Enfield (plants pruned in after 
flowering the preceding summer), Nymans. 
0. Traversii. K. Llandaff ; S. Glasnevin. 
0. virgata. B. Wisley 5 ; U. Enfield 10. 
0. virgata var. linifolia. U. Enfield 10. 
Ononis arragonensis. U. Aldenham, Enfield. 
0. fruticosa. 
0. hircina. -U. Aldenham, Enfield. 
0. rotundifolia. . 
Onosma albo-roseum. K. Wisley 4 ; U. Enfield (dry under conifers) 3-4, 
Opuntias. K. Grinstead. 
Orixa japonica. U. Aldenham. 
Osmanthus Aquifolium. U. Aldenham. 
*0. armatus. U. Aldenham, Leonardslee. 
*0. Delavayi. U. Aldenham, Enfield 6, Lanarth, Mangotsfield, Tal-y- 
Cafn, Tortworth 5. 
0. 4109 Vilmorin. U. Aldenham (some S.). 
Osteomeles anthyllidi folia. K. Lanarth, Stevenage ; B. Aldenham, 
Leonardslee 4, Wakehurst \ 6 ; S. Crowsley. 
0. subrotunda. B. Wakehurst f 2. 
Ostrya carpinifolia.] 
0. virginica. lu. Aldenham. 
Other a japonica. ) 
Oxalis magellanica. U. Enfield 2, Wisley. 
Oxy coccus macrocarpus. S. Aldenham, 
