Explanation of PL IV. 



Photinia dapliniphylloides HAYATA. 



Fig. 1. A branch. 



2. A flower. 



3. A petal. 



4. Portion of calyx, showing the insertion of stamens. 



5. 6. Stamens, seen from different sides. 



7. A flower-bud, petals taken off. 



8. The same, in section. 



9. Section of the ovary. 



