458 MINNESOTA BOTANICAL STUDIES. 



Table V.— Tj:mperature of Air and Tree for May and June, 1 894. 



Average Temperature 



for May) of Air, Tree. 



At 6-7 A. M. 12.37 12.96 



At 1-1 P. M. 19.4 14.02 



At 2-7 P. M. 12.97 14.40 



For entire day 14.91 13.78 



