CHAPTER XVIII 



For convenience, we have arranged the 

 following lists in an alphabetical manner, so 

 that anyone can see at a glance the trees and 

 shrubs which are best suited for withstanding 

 the deleterious effects of an impure atmo- 

 sphere. 



TOWN TREES 



Acer macrophyllum. 

 Acer Pseudo-platanus. 

 Acer Pseudo-platanus varie- 



gata. 



^Esculus Hippocastanum. 

 Ailanthus glandulosa. 

 Alnus cordifolia. 

 Betula alba. 

 Carpinus betulus. 

 Catalpa bignonioides. 

 Cerasus (Prunus) (in variety) . 

 Crataegus Oxyacantha. 

 Crataegus Oxyacantha flore 



pleno. 



Crataegus tanacetifolia. 

 Fraxinus excelsior pendula. 

 Gleditschia triacanthos. 

 Ilex Aquifolium. 

 Ilex balearica. 

 Ilex Hodginsii. 

 Juglans nigra. 

 Juglans regia. 

 Laburnum alpinum. 

 Laburnum vulgare. 

 Liriodendron tulipifera. 

 Magnolia acuminata. 

 Magnolia glauca. 

 Morus alba. 



200 



