378 
lock: studies in plant breeding 
Out of 50 of these seeds which were sown (on 26th October, 1903) 
only 6 survived to bear fruit. These were stout plants bearing on 
the average 13 pods and 42 seeds each :— 
Number. 
1 Height. 
Number of Nodes. 
i 
! 
j Branches. 
1 
1 
j Pods. 
! 
Seeds. 
f 3 . 
F 
2* 
1 
j Yellow. 
1 
1. 
! Green. 
i 
Colour of 
Seed Sown. 
1 Nature of 
Seed Sown. 
427.1 
80 
31 
1 
18 
1 
1 56 
43 
13 ! 
y 
DR 
2 
78 
31 
10 
33 
24 
9 
y 
DR 
75 
31 
1 
14 
38 
38 
y 
D 
444.1 
71 
? 
3 
19 
59 
59 
_ 
y 
D 
2 
76 
26 
— 
10 
41 
41 
y 
D 
13 
59 
26 
- • 
9 
28 
24 
4 
y 
DR 
2. Ringleader x Telegraph , F 2 .—The following yellow and green 
seeds were readily distinguishable :— 
* 
No. 
Yellow. 
Green, 
424.1 
10 
3 
.2 
15 
3 
.3 
9 
4 
.4 
6 
1 
425.1 
10 
5 
.2 
12 
5 
.3 
12 
3 
446.1 
12 
4 
.2 
8 
4 
449.1 
6 
5 
.2 
13 
7 
Total . . 
113 
44 or 3 : IT 
The total numbers for the two reciprocal crosses in F 2 are as 
follows :—Yellow 274 : green 102, or 3 : IT. 
3.—Te9ephon@ crossed with Native Pea No, 1. 
A .—The Parental Types. 
1. Telephone .—(Sample obtained from Messrs. Sutton.) “ Aver¬ 
age height 5 feet.” In my experience Telephone is a typically 
wrinkled pea. As regards colour the cotyledons show a high degree 
of susceptibility to the effect of light, the result of which is gradually 
