Explanation of Fl. X. 



BvlbophjiUimi mclniioi/lossum Hayata. 



1. Tlie plaut. 



2. A flower (lateral sepals are artificiallT expaiiderl). 



3. Tlie same, seen frora side. 



4. A dorsal sepal. 



5. A lateral sepal. 



6. A petal. 



7. A coluimi. 



S. Tlie same, seeu from back. 



9. 10. 11. 12. A lip, seeu from differeut sides. 



