SAAR wD 
Oo Pp wD 
EXPLANATION OF THE PLATES. 
Puate CII. Ruvus TYPHINA. 
. A flowering branch of the staminate tree, natural size. 
A flowering branch of the pistillate tree, natural size. 
A staminate flower, enlarged. 
Vertical section of a staminate flower, enlarged. 
A pistillate flower, enlarged. 
. Vertical section of a pistillate flower, enlarged. 
Vertical section of a pistil, enlarged. 
An ovule, much magnified. 
Puate CIII. Ravs TYPHIna. 
A fruiting branch, natural size. 
. A fruit, enlarged. 
. Vertical section of a fruit, much enlarged. 
. A stone, enlarged. 
- An embryo, much magnified. 
. A winter branchlet, natural size. 
