PLATE XLVII. 



A branch of Pisonia darwinii, natural size. 



Figure 1. — A flower in bud. 



„ 2. — An expanded perianth after the stamens have fallen away. 



3. — The same laid open. 

 „ 4. — A flower from which the perianth has been removed. 

 ,, 5. — Front view of a stamen. 



6. — Back view of the same. 



7. — A pistil with a portion of the wall of the ovary removed, revealing the 

 ovule. 



,, 8. — The same unopened ; all enlarged. 



The drawing was made from a specimen collected by the late Mr Charles Darwin, 

 which is now preserved in the Cambridge University Herbarium. 



