84 



MASSACHUSETTS HORTICULTURAL SOCIETY, 



Table 1. {Continued.) 



Anesthesia Experiments with Lilacs 1907-'0S 



Anesthetic used, amount 

 Plant treated. and length of treatment. 



Lilac Chas. X. Control 



Ether 12 c. c. 48 hrs. 



" 12 c. c. 48-24-24 hrs 



Chloroform 3.6 c. c. 48 hrs. 



3.6 c. c. 48-24-24 hr 



' Control 



Ether 15 c. c. 48 hrs. 



" 15 c. c. 48-24-24 hrs 



' Chloroform 4.5 c. c. 48 hrs. 



4.5 c. c. 48-24-24 hr. 



' Control 



Ether 15 c. c. 48 hrs. 



" 15 c. c. 48-24-24 hrs. 



Control 



Marie Legraye Ether 10 c. c. 48 hrs. 



" 10 c. c. 48-24-24 hrs. 



Chloroform 3 c. c. 48 hrs. 



3 c. c. 48-24-24 hrs 



Control 



Ether 15 c. c. 48 hrs. 



" 15 c. c. 48-24-24 hrs. 



Chloroform 4.5 c. c. 48 hrs. 



4.5 c. c. 48-24-24hr 



Table II. 



Anesthesia Experiments with Astilbe 1907-'08. 



1 The expression 48-24-24 hrs. means that the plants were treated 48 hrs. then 

 the box was opened and ventilated for 24 hrs. after which it was given a second 

 dose for the ensuing 24 hrs. 



