482 BOTANICAL GAZETTE [DECEMBER 


48 hrs 
back left vight 
Jroni > fhe — 
| 36hrs 8 
S 
‘ S 
i Ba 
Y 
S 
S 
up per 
Con ane 
3 lower 
concave 
19 hrs 
4 convex 
es IS hrs 
CONVEX 
concave 
6 
7hrs 
55hrs 
; 3hrs< 
First hour of graph multiplied 
four times in Hime'scale 109008 
Omen 
77min 




Fics. 1-6.—Explanation in text 
