Explanation of PL IV. 

 Vernonia Kawdkamii HAYATA. 



Fig. 1. The plant. 



2. A leaf, seen from above. 



3. The same, seen from below. 



4. A head. 



5. A flower. 



6. 7. A stamen, seen from different sides. 

 8. The style. 



i). A pappus-hair. 



10. A achene; 



11. Cross section of the same. 



12. A portion of the receptacle. 



