Jour Sei. Coll Vol. XX., Art. 5. PL III. 



Fier. I. 



F:o: 6. 



Fi ST. 2. 



F'^S- .?• 



Fig. 4. 



Pig- 5- 



Fig. 7. 



FiiT. 8. 



M. Yokoyama : Mesozoic Plants. 



