Explanation of PL XXIX. 



Trigaiiotis formosana Hayata. 



Fig. 1. The plant. 



2. A flower-bud. 



3. A flower. 



4. Corolla expanded. 



5. Stamens, seen from different sides. 



6. An ovary. 



7. Stigma. 



8. A nutlet. 



9. 10. Embryos, seen from different sides. 



