275 
Growth of Roots and Shoots . 
4. Cultures of Vicia Faba> carried further than those in 3. 
The seedlings were kept throughout on a layer of moist 
pure quartz -sand, on an inverted glass saucer at about 
one-third the height of the bell-jar. At the close of the 
experiment the roots had branched abundantly in the water 
in which the bell-jar was standing. 
Total 
Gross Weight 
of Shoots. 
i 
ON 
g 
So 
10 
1 ' 
** 
ON 
6 
a 
So 
m> 
a 
b£ 
06 
a 
J-* 
b /3 
ON 
<N 
Total. 
Gross Weight 
of Roots. 
a 
So 
cO 
On 
a 
!h 
bJD 
f- 
csi 
S) 
10 
us 
CO 
CSI 
a 
So 
ao 
i 
us 
06 
a 
tH 
tuO 
9 
us 
<M 
Length of 
the longest 
Shoot. 
a 
a 
0 
CO 
h-l 
a 
a 
NO 
-cf- 
Th 
a 
a 
ON 
O 
a 
a 
NO 
CO 
Length of 
the longest 
Root. 
a 
a 
NO 
O 
(N» 
a 
a 
6 
a 
a 
00 
a 
a 
us 
Series. 
- 
e* 
CO 
- 
eq 
CO 
- 
<N 
CO 
No. of 
Seedlings 
in each 
Series. 
us 
■O 
us 
No., of 
Bell-jars 
in each 
Series. 
to 
CO 
CO 
End 
of 
Expt. 
'i 
< 
< 
OS 
00 
» 
t 
1. CO 
U 
"o 00 
£ - 
>> 
I ** 
Commt. 
of 
Expt. 
J 
Oh <«■ 
< 
'cu ** 
No. 
of 
Expt. 
- 
M 
CO 
The determination of the dry weight was omitted for the 
same reason as in Culture 2. 
