16 
BULLETIN 1195, U. S. DEPARTMENT OF AGfRICULTTTBE. 
successful at Presque Isle were much less effective at the New York 
Botanical Garden, evidently due to the differences in blooming and 
abscission. 
Table 2. — Typical results for varieties of potatoes classed as A and B with respect to 
ability to produce fruit, crossed with varieties placed in classes 7, 2, and 3, respectively, 
with regard to the quality of their pollen. 
Grade of pollen of male parent. 
Class 1. 
Class 2. Class 3. 
Number 
of 
flowers 
crossed. 
Number 
of seed 
balls. 
Number 
of 
flowers 
crossed. 
Number 
of seed 
balls. 
Number 
of 
flowers 
crossed. 
Number 
of seed 
balls. 
CLASS A VARIETIES. 
9 
7 
10 
5 
Beauty of HebronxCedon 
11 

Cliox Keeper 
11 
26 
81 
25 
Clio x McCormick 
Cliox Seedling 24642 
Cliox Seedling 33774 
8 

8 
5 
21 
4 
3 i 
4 
8 
7 
12 

7 

14 

m 
4 
139 
14 
2 
101 
■ 
30 


4 
7 

Early Rosex Earlv Rose 

Garnet Chili xBusola 
24 
in 
33 o 
15 

:::::&:: 
15 

Garnet Chilix Earlv Rose 
37 

no 
48 
248 
44 
37 
9 
15 
14 
Green Mountain xCachaNegrafS. A. No. 7) 
::::::::::.:. 
1 
61 
US 

2 

15 

:::::::::: 
18 
29 


441 
91 
343 
108 
211 
46 
125 
50 
Irish Cobbler Y Seedling 24642 
8 
5 


McConnickxBusola 
89 
16 
42 
62 
4 
44 
27 

49 
34 
22 
7 
35 
18 
8 
2 
Rural New Yorker x Seedling 40568 
Rural New YorkerX Green Mountain 

50 
10 

