The Natural Style in Landscape Gardening 



ter II. These landscape types are in fact so many 

 natural landscape forms. We should further no- 

 tice especially that each of these forms has its own 

 spirit. It is ahiiost impossible to speak of the 

 mountains without thinking of the spirit of the 

 mountains as well as of their physical form. Dr. 

 Wilhelm Miller has recently published a notable 

 treatise on "The Prairie Spirit in Landscape Gar- 

 dening," which deals, as a matter of course, with 

 both the physical prairie and the spirit of the plains. 

 While topography, the main element of the nat- 

 ural landscape, is determined chiefly by geologic 

 factors, vegetation, the element of second import- 

 ance, is determined largely by present climatic con- 

 ditions and is to be understood therefore by ref- 

 erence to the teachings of physical geography. At 

 this time I do not wish to enter into any lengthy 

 discussion of these geologic and geographic data, 

 but merely to make it clear that the natural land- 

 scape does present perfectly definite and recog- 

 nizable forms determined by perfectly simple and 

 weU-known forces. The question of vegetation, 

 however, and its relation to landscape forms de- 



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