EFFECT OF ENVIRONMENTAL CONDITIONS UPON TOBACCO PLANTS 495 
Table I 
First Experiment. Number of Leaves, Number of Nodes, and Character of In- 
florescence of Connecticut Broadleaf Plants Grown in the Greenhouses in Moist 
and Dry Soils 
Moist Soil 
Number 
of 
Plant 
Height 
of 
Plants 
No. of 
Leaves 
from 
Cotyle- 
dons up 
to, but not 
including, 
ist Bald 
Sucker 
No. of Lateral Flower 
Branches. Including ist 
Bald Sucker but not In- 
cluding Terminal Whorl 
No. of Flower Branches n 
in Terminal Whorl n 
Total No. of Flower 
Branches, Including ist 
Bald Sucker and 
Terminal Whorl 
Total No. 
of Nodes 
Produced 
not In- 
cluding 
Terminal 
Whorl 
Togl No. 
Produced 
Including 
Terminal 
Whorl 
^First°^ 
Blossoms 
in 1913 
Number 
of Days 
Interven- 
ing from 
Date of 
Trans- 
planting 
to Open- 
ing of 
First 
Blossom 
I 
84 in. 
30 
4 
4 
8 
34 
38 
March 26 
57 
2 
90 " 
29 
4 
4 
8 
33 
37 
57 
3 
91 " 
28 
5 
4 
9 
33 
37 
57 
4 
87 " 
28 
3 
4 
7 
31 
35 
w ^? 
56 
5 
85 " 
29 
4 
4 
8 
33 
37 
56 
6 
90 " 
28 
4 
4 
8 
32 
36 
" 26 
57 
7 
96 " 
28 
4 
5 
9 
32 
37 
57 
8 
95 " 
29 
4 
4 
8 
33 
37 
!! ^? 
56 
9 
90 " 
28 
4 
5 
9 
32 
37 
56 
10 
85 " 
27 
4 
4 
8 
31 
35 
56 
Av. .. 
89.3" 
28.4 
4 
\2 
8.2 
32.4 
36.6 
56.5 
Dry Soil 
I 
45 in- 
31 
3 
4 
7 
34 
38 
March 30 
61 
2 
42 " 
30 
3 
4 
7 
33 
37 
" 28 
59 
3 
48 " 
30 
2 
3 
5 
32 
35 
April 5 
67 
4 
48 " 
30 
2 
3 
5 
32 
35 
67 
5 
45 " 
31 
3 
3 
6 
34 
37 
67 
6 
30 
3 
3 
6 
33 
• 36 
67 
7 
44 " 
30 
3 
3 
6 
33 
36 
67 
8 
45 " 
30 
3 
3 
6 
33 
36 
^>3 
9 
48 " 
30 
3 
5 
32 
35 
4 
66 
10 
48 " 
30 
3 
3 
6 
33 
36 
6 
68 
Av. . . 
45-9 " 
30.2 
2.7 
3-2 
5-9 
32.9 
36.1 
65.2 
place both in the terminal whorl and the lateral branches. The stunted 
plants produced an average of le branch less in the terminal whorl 
and an average of 1.3 less in the number of lateral branches (see 
columns 4 and 5). 
As shown in column (3) the average number of leaves produced 
counting from the cotyledons up to, but not including, the leaf sub- 
tending the first bald sucker was 28.4 for the normal plants as com- 
