PHENOLOGICAL OBSERVATIONS, CANADA, 1900.—MACKAY 397 
PHENOCHRON CURVES OF FLOWERING. 
(Mean of ‘' first seen” and ‘' becoming common ”’). 
IPhencohrons for Ve 
helburne. 
Colchester. § 
LHS 
i 
ae es 
iSSSEC> 
Gene eeam ara Caen alee CNS amen 
PS Y aR BES 
Peet foes} 1 
“LY 
ane ier come CI 
ieee ] 8. GGA 
