CONTENTS. 



Page. 



Introduction 



Notes upon ferns recently collected in Guatemala by Baron von Turckheim, 



with descriptions of several new species ' 



The bipinnate species of Cyathea - 3 



A revision of the West Indian species of Polystichum 25 



Descriptions of new species **" 



42 

 Miscellaneous notes 



ILLUSTRATIONS. 



PLATES. 



Facing page. 



Plate L . 'Lycopodium tuerckheimii - ^ 



2. Polystichum christianae ■-• ■*" 



3 . Polystichum decoratum . . ." - 31 



4. Polystichum dissimulans and P. harrisii - 31 



5. Polystichum hetcrolepis - *" 



6. Polystichum longipes - 34 



7. Polystichum rhizophorum - - • - 36 



8. Polystichum struthionis - 37 



9. Polystichum underwoodii - 38 



TEXT FIGURE. 



Tage. 



Figure 1. Pteris purdoniana • 



v 



i 



