PLATE IV. 



Uuhus elegans Hayata. 



Fig. 1. Tlie pkiut. 



2. A leaf, detached from the basal ix)rtiou of a stem. 



3. A flower seen from the under side. 



4. A petal. 



5. Fruits. 



0. Vertical section of the same. 



7. A stamen, seen from the inner side. 



8. The same, ssen from the outer side. 



9. A fruit. 



10, Another one, highly magnified. 



