THE VEGETATION OF MONTAUK 



/O 



of evaporation from the black instrument, if not transpiration itself, are 

 rather closely correlated. 



I am glad to make acknowledgments to Dr. Robert L. Dickinson and to 

 Miss Maria B. Fairbanks for making many of the readings of the atmo- 



zs 



20 



15 



10 CO 





f 



^^^ 



X^^ H-^t 



Figure 25. Atmometer records on Montauk Downs in 1922. Black line = black 

 instrument, dotted line = white instrument. The records are reduced to the number of 

 cc. of evaporation per day. 



meters; to Lieut. R. W. Autry for supplying the meteorological data during 

 the 1922 readings; and to Mr. George W. Eddey, in charge of the U. S. 

 Weather Bureau at Block Island, for many courtesies. All this voluntary 

 assistance has been most helpful in accumulating the data on the climate of 

 Montauk. 



