324 BOTANICAL GAZETTE [APRIL 
TABLE VI 
ELECTRICAL — OF ve saccharina: 
O EXPERIMENT 
sea water Io 
Time in hours (CHE SHO) I a9 aom In sea water 
° 930 890 
i 1010 ee 
3 1020 
I 1010 
3 980 
6 960 
21 940 880 
40 goo 850 
o| 940 goo 
+ 990° 
3 1020 
I 1000 
2 950 
18 
40 770 780 
; All readings were taken at 18°C. eee 2 
1100. OHMS 
1000_ N 
el 
T T 
p 30 HOURS 
Fic. pire of electrical resistance of Laminaria saccharina in sea water 
ore +(Goc +6H,0) 1.19 gm. (=0.005 M) (unbroken lines); two experiments; 
control in sea — (dotted lines). 
