Explanation of Plate XIV. 



Asplenum lunulatum var. proliferum (Swz.) Mett. p. 158. 

 Fig. 1. One side of basal half of frond. X 1. 



Asplenium cultrifolium L. p. 159 

 Figs. 2-4. Pinnae, showing variation in form and margin. X i- 



Asplenium serra L. et F. p. 159. 

 Figs. 5, 6. Pinnae from the same frond, showing variation in base. X 1. 



Asplenium auritutn Swz. p. 159. 

 Figs. 7, 8. Pinnae, showing variation in form and margin. Both figures 

 are inverted. X 1. 



Asplenium jortnosum Willd. p. 160. 

 Fig. 9. A part of a frond from Ometepe. X 1. 

 Fig. 10. A part of a frond from the Los Sabalos River. X i. 



