BECHLER.] CLIMATIC AND ECONOMIC NOTES. 375 



summer. The water which flows in deeply cut river channels, such as 

 Tampa and White Eiver, is not accumulated in this locality, at least 

 not the hundredth part of it, as it comes from the distant snowy amphi- 

 theatres of the Eocky Mountains, and in its long course to this arid 

 region has not gained in volume, but, on the contrary, has lost largely 

 both by evaporation and sinking. 



