PLATE XIII. 



Fcdsla pohjcarixi Hayata. 



Fig. 1. The plant. 



2. An umbel, not yet unfolded. 



3. The same, seen from a difierent side. 



4. An outer larger bract. 



5. Two inner smaller bract, 

 fi. A flower-bud. 



7. The same, in vertical section. 



8. An ovar}', in cross section. 



9. Stamens, seen from different sides. 



10. A flower. 



11. The apex of a style. 



12. A petal. 



