616 DR. M. T. MASTERS: GENERAL VIEW 
3587). Differences in the quality of the timber coincide with 
variations in habit, size, and form of cone and cone-scale ; 
hence the foresters recognize as distinct varieties, forms which 
Fig. 4. 
Pinus silvestris, showing terminal buds at the apex of the ‘‘ spurs” with 
two leaves at the base. 
the botanist would pass over or think not sufficiently distinct to 
warrant the application of a separate name. 
The characteristics of this Pine are well known and detailed 
a 
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