Explanation of PI. XXX. 



Cuscula fonuosaiia HAY ATA. 



Fig. 1. The plniit. 



2. A flower. 



3. Corolla expanded. 



4. Stamens, seen from different sides. 



5. An appendage within corolla-tube, 

 b*. An ovary. 



7. Vertical section of the same. 



8. Cross section of the same. 

 0. Apical portion of a style. 



10. Two ovules in a cell, (front view.). 



11. An ovule showing its attachment. 



