OAD TP 9 0 
EXPLANATION OF THE PLATES. 
PuatE CXXV. GLEDITSIA TRIACANTHOS. 
. A flowering branch of the staminate plant, natural size. 
. A flowering branch of the pistillate plant, natural size. 
Diagram of a flower. 
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 an ovary, enlarged. 
. An ovule, much magnified. 
Puate CXXVI. GuLeprrsiA TRIACANTHOS. 
- A cluster of fruit and a spine, natural size. 
. Vertical section of a portion of a legume, natural size. 
A seed, natural size. 
. Vertical section of a seed, natural size. 
. Cross section of a seed, natural size. 
An embryo, slightly enlarged. 
. A doubly pinnate leaf, natural size. 
. A winter branchlet, natural size. 
. Vertical section of a part of a branch showing the position of the buds. 
