190 Structure of the Leaves of Catamites. 



In conclusion, I desire to express my great obligations 

 to Messrs. Wm. Cash and James Binns of Halifax, and to 

 Mr. James Lomax of Radcliffe, for the gift and loan of 

 specimens, and to Mr. W. E. Hoyle, Keeper of the Man- 

 chester Museum, Owens College, for permission to have 

 photographed three preparations from the Cash Collection. 



EXPLANATION OF THE FIGURES. 



Plate III. Fig. 1. Longitudinal section of twig and part of a leaf of 

 Catamites. From a preparation in the Cash 

 Collection. 



a. Outer part of cortex of the twig. 



b. Inner part of cortex of the twig. 

 /. Pith of the twig. 



n. Node of the twig. 



e. Upper epidermis of the leaf. 



f. Assimilating tissue of the leaf. 



g. Fragments of the vascular strand. 

 m. " Melasmatic '' tissue of the leaf. 



Fig. 2. Longitudinal section of twig and leaves of Catamites. 

 From a preparation in my own cabinet. 



f. Assimilating tissue of the leaf. 

 m. " Melasmatic " tissue of the leaf. 



Fig. 3. Longitudinal section of a leaf of Catamites. From 

 a preparation in the Cash Collection. 



e. Epidermis. 



f. Assimilating tissue. 

 ;//. " Melasmatic " tissue. 



x. Fragments of vascular strand. 

 Fig. 4. Transverse section of a leaf. From a preparation in 



my own cabinet. 

 Figs. 5 and 6. Transverse sections of leaves, probably near 



the base. From a preparation in the Cash 



Collection. 

 x. Protoxylem elements, projecting into the fascicular 



canal (?) 

 Fig. 7. Transverse sections of a leaf, probably nearer the 



tip. From a preparation in my own cabinet. 



