TREE GROWTH IN RELATION TO CLIMATE 19 



Natural order. 

 Aceraceae 



V 



Oleaceae 



Ulmaceae 





 Betulaceae 







Cupuliferae 



Salicaceae 



Papilionaceae 

 Coniferae 



Name, 



Norway maple 



Sycamore 



Ash 



Common elm 



Wych-elm 



Birch 



Common alder 



English or pedunculate oak 



Sessile or Durmast oak 



Beech 



Hornbeam 



Sweet or Spanish chestnut 



White or Huntingdon willow 



Crack willow 



Aspen 



Black Italian poplar 



False acacia or locust 



Norway or common spruce 



Sitka spruce 



Larch 



Japanese larch 



Silver fir 



Douglas fir 



Scotch pine 



Austrian pine 



Corsican pine 



Weymouth pine 



Red cedar 



Scientific name. 



Acer platanoides 

 Acer pseudo-platanus 

 Fraxinus excelsior 

 Ulmus campestris 

 Ulmus montana 

 Betula alba 

 Alnus glutinosa 

 Quercus pedunculata 

 Quercus sessiliflora 

 Fagus sylvatica 

 Carpinus Betulus 

 Castanea vesca 

 Salix alba 

 Salix fragilis 

 Populus tremula 

 Populus canadensis 

 Robinia Pseudacacia 

 Picea excelsa 

 Picea sitchensis 

 Larix europaea 

 Larix leptolepis 

 Abies pectinata 

 Pseudotsuga Douglasii 

 Pinus sylvestris 

 Pinus austriaca 

 Pinus Laricio 

 Pinus Strobus 

 Thuya plicata 



Notes on a few other species will be found in Chapters XI and XII. 

 In determining which of these species should be grown in 

 any given spot the following points require consideration : 



1. The objects of the owner. 



2. The species which have done well on the spot or 

 near by. 



3. The latitude, elevation above the sea, and aspect. 



4. The danger of, or freedom from, frost. 



5. The exposure to winds. 



6. The light available. 



7. The soil. 



j. The objects of the owner. In many cases the wood will 

 be grown with a special object in view, and this will often 

 narrow the choice considerably if the soil and climate suit the 



B 2 



