EXPLANATION OF THE PLATE. 

 Plate CLXXIV. Pstchotria nervosa. 



1. A flowering branch, natural size. 



2. A flower, enlarged. 



3. Vertical section of a flower, enlarged. 



4. A corolla with stamens laid open, enlarged. 



5. A pistil, enlarged. 



6. A cluster of fruits, natural size. 



7. Vertical section of a fruit, enlarged. 



8. A fruit divided transversely, enlarged. 



9. A seed, ventral face, enlarged. 



10. A seed, dorsal face, enlarged. 



11. An embryo, enlarged. 



