Vegetable Statich. 13 
garden pots ufually have; fo that all the 
raoifture, which was wanting in them upon 
weighing , muft ncceffarily be imlaibed, by 
the roots of thofe plants , and thence per- 
fpired off thro’ their leaves. 
A diary of the perfpiration of the Mufa ArJ 
bor, or Plantain-tree of the Weft-Indics. 
The whole fur face of the plant was 14 
fquare feet y 8 -j-^ i inches. The dijfe^ 
rent degrees of heat of the airy are here 
noted by the degrees abo ve the freezing 
point in my Thermoni. defcrib*d in Exp, 20. 
1726 Weight 
May. 
17 
18 
29 
20 
21 
22 
23 
at j 
Morn, 
pd. ou. 
38 5 
37 15 
37 4 
36 14 
36 10 
36 14 
36 6 
32 
34 
30 
Weight 
at 12 
Noon, 
pd. ou. 
38 o 
37 St 
36 5: 
3 S 
48 
SO 
Weight; ^ 
at 6 
Even, 
pd. ou. 
37 14 34 
37 3 f 3 i 
37 o 
36 II 
36 15 
31 
36 
44 
36 I If 35 
32|'3^ 5 31 
3. This plant 
tlc>od in a flove, with a 
fmall fire in itj the aP- 
pedt of the ftove was 
iJ'^uch-eaft. 
\ 
A hot clear day. This 
morning he obferved 
large drops of water at 
che extremity of every 
leafj and we may obferve 
'■hat it perfpires very 
much this day. 
An extream hot clear 
Jay. 
Moderately hoc but clear. 
This morn. la ounces of 
water poured into the 
pot. Mixture of Sun and 
Clouds. 
Much thunder, fome rain 
and hail at a diftance. 
A gloomy day but c® 
rain. 
This evening la ounces of water were poured into the pot; and it was 
removed from the ftove into a cool room, where it had a free air but no 
Sun, the windows being North- weft. 
C 4 
Calm 
