Groom.—Remarks ok the Oecology of Coniferae. 251 
SCOTS PINE. 
Specimen Number. 
Minutes of 
Immersion. 
Duration in 
minutes of period 
of passage of eo sin 
together with 
allowance time. 
Distance covered 
by eosin in cm. 
Rate of ascent of 
eosin in cm. per 
hour. 
2 
A 
16-5 + 3-5 
36 + 
108 + 
The dye had reached the terminal'i 
Set III 
whole 
bud, so that the distance recorded is 
day 
probably not the full one that might 
have been attained, hence the rate of 
passage exceeds 108 cm. per hour. 
The time of the next observation con- 
clusively proves that the minimum 
Shoots 
rate could not have been less than 
exposed 
93 cm. per minute. 
to full 
sunlight 
3 
A 
10+ 1 
10 
54-5 
The dye had gone solely up the basal 
on a bright 
whole 
leafless part of the shoot, which was 
breezy 
day 
30 cm. long. 
morning 
in July. 
4 
A 
12.5 + 2.5 
3 ° + 
120 + 
The dye had gone up to the terminal 
whole 
bud, hence the full possible distance is 
day 
not recorded, and hence the rate of 
12-5 + 3.5 
32 
120 
ascent may have exceeded 120. The 
dye also went up a branch, as denoted 
in the second statistics. ' 
1 
1J 5 
10 + 1 
6 
35 
The second measurements deal with\ 
Set IV 
the journey of the eosin up the main 
Afternoon: 
stem and a branch ; while the first con- 
■ breezy, 
10+2 
6 
30 
cern the journey of the eosin up the 
clear, and 
main stem only. 
warm. 
PSEUDOLARIX. 
1 
100 
5 + 1-5 
3 -i 
LT 5 
06 
Cl 
2 
120 
6+ 1.5 
6-5 
52-5 
3 
175 
9+ 1 
T 
1 O 
00 
BEECH. 
1 
35 
23+ 1 
17 + 
42-5 + 
The dye had reached the terminalv 
bud, hence the distance and rate of 
Set I 
travelling of the eosin are not up to the 
full possible. 
Warm, 
^ sunny, 
breezy 
2 
70 
6 + 1 
26 + 
223 + 
The eosin had reached the terminal 
bud, hence the distance and rate of 
travelling of the eosin are not up to 
the possible full. ' 
morning. 
3 
90 
7.5 + 1 
19 
134 
4 
95 
15-5 +1 
44-5 
162 
The eosin had ascended among the 
foliaged branches of this branched 
\ Cooler, 
| though 
160 
shoot. 
► warm, less 
| breezy, 
5 
5 + 1 
11 
no 
/ not sunny. 
