EXPLANATION OF THE PLATE. 

 Plate CLXIII. Prunus tenuifolia. 



1. A flowering branch, natural size. 



2. Vertical section of a flower, enlarged. 



3. A calyx-lobe, enlarged. 



4. A petal, enlarged. 



5. A fruiting branch, natural size. 



6. A stone, side view, natural size. 



7. A stone, dorsal edge, natural size. 



