52 
Richards. — -The Evolution of 
Experiment 13 . 
Two specimens of kohl-rabi ( Brassica oleracea var. gon- 
gylodes) 7-8 cm. diameter. Leaves bad been removed, but 
wounds entirely healed. In uninjured condition showed no 
difference in temperature. One cut at 9.00 a.m. 
Duration of Experiment. 
Temperature 
in room. 
Deflec. of 
Galvan. 
Equiv. in °C. 
First day 
9.00 a.m. 
24°-20 
0-0 
o°.oo 
n-3° » 
24°-20 
0-8 
0°.06 
4.00 p.m. 
24°-20 
2*0 
0°.14 
Second day 
9.00 a.m. 
24°-3° 
3-3 
0°23 
„ 
12.00 noon 
24° 20 
2.6 
0°.18 
,, 
3.00 p.m. 
24 °* 4 o 
2.0 
0°-14 
Third day 
11.30 a.m. 
2 4 °* 3 ° 
1-0 
0°.07 
Fourth day 
9.00 „ 
24°-IO 
0.4 
0°03 
Fifth day 
9-30 „ 
24°. 20 
0.0 
o°.oo 
Experiment 14 . 
Two specimens of kohl-rabi (. Brassica oleracea var. gon - 
gylodes ) 8 cm. in diameter. As above. Uninjured, no difference 
in temperature. One cut at 9.00 a.m. 
Duration of Experiment. 
Temperature 
in room. 
Deflec. of 
Galvan. 
Equiv. in °C. 
First day 
9.00 
a.m. 
24°.20 
o-o 
0°00 
11.45 
>> 
24°- 20 
1-3 
0°.09 
4 . 15 . 
p.m. 
24°-20 
2.8 
0°.20 
Second day 
9.00 
a.m. 
2 4 ° 3 ° 
3-5 
0°.24 
,, 
3.00 
p.m. 
24°-40 
3.0 
0°.21 
Third day 
9.00 
a.m. 
2 4°*35 
1.8 
0°-12 
,, 
11.30 
2 4 °* 3 ° 
i *3 
0°09 
Fourth day 
9.00 
24°-IO 
0.2 
o°.oi 
Fifth day 
9 - 3 o 
24°-20 
o-o 
0°00 
