Tab. X. 



A. Cyathea Gardneri, Hook. — p. 21. (Tab. X. B. in text). 

 Fig. 1. Portion of a fertile frond; nat. size. Fig. 2. Upper 



side of a pinna ; magnified. Fig. 3. Under side of ditto ; 

 more magnified. Fig. 4. Sorus ; more magnified. 



B. Cyathea Dkegei, Kze. — p. 23. 



Fig. 1. Portion of a fertile frond; nat. size. Fig. 2. Segment 

 of ditto, inider side ; magnified. 



