THE ACTIONS OF PLANTS. i5f 
yon see upon its inner surface ? Where did it come 
from ? What had the roots to do with it ? 
.Invert a tumbler in this way above the roots of a 
plant placed as in Fig. 248. Do you, in this case, get 
moisture on the inside of the inverted tumbler ? 
Can you not make leaves do the work of roots ? 
Strip a plant of its leaves and place it under a 
glass as in Fig. 249, with the roots in water. Place 
Fig. 249. 
it in the sun as before and see if any moisture gathers 
upon the glass. 
What can be done by a plant with leaves, that 
