2J6 



TREES AND SHRUBS 



of evergreens ; the pores become choked with sooty 

 deposit, and the plant consequently soon fails, 

 whereas many of those whose leaves are removed 

 annually are not so seriously affected. Conifers are 

 generally a failure. This is a small list, but only 

 small gardens are under consideration. 



Aucubas. 



Berberis Aquifolium. 

 Berberis stehophylla. 

 Cotoneasters, especially C. 



frigida, which is, however, 



a small tree. 



Cratsegus Oxyacantha (Haw- 

 thorn) and varieties. 

 Cratsegus Pyracantha (Fire 



Thorn); C. Laelandi. 

 Daphne Mezereum. 

 Euonymus japonicus. 

 Forsythia. 

 Genista hispanica. 

 Hedera (Ivy). 

 Hibiscus syriacus. 

 Jasminum officinale. 

 Kerria japonica. 

 Laburnum. 

 Ligustrum ovalifolium elegan- 



tissimum (Golden-leaved 



Privet). 

 Magnolia stellata, M. conspi- 



cua. 



Osmanthus ilicifolius. 

 Philadelphus (Mock Orange). 

 Privet. 

 Prunus Amygdalus (Almond). 



Prunus Avium flore - pleno 

 (Double-flowered Gean). 



Prunus Laurocerasus (Lau- 

 rel). 



Prunus Persica (Peach). 



Prunus pseudo-cerasus. 



Pyrus Aucuparia (Mountain 

 Ash). 



Pyrus floribunda. 



Pyrus japonica and varieties. 



Rhus typhina (Sumach). 



Ribes aureum. 



Ribes sanguineum and varie- 

 ties. 



Robinia Pseudacacia and 

 varieties. 



Spartium junceum. 



Spiraea arguta. 



Spiraea japonica and varieties. 



Symphoricarpus racemosus 

 (Snowberry). 



Symphoricarpus vulgaris. 



Syringa vulgaris (Lilac) and 

 varieties. 



Viburnum plicatum (Chinese 

 Guelder Rose). 



Weigela rosea and varieties. 



