268 



FERNS : BRITISH AND FOREIGN. 



152. ANG-IOPTERIS, Eoffm. 



Vernation fasciculate, erect, subarboreous ; each frond rising 



from between two fleshy 

 stipulaeform appendages ; 

 base of the stipes clavate, 

 pseudo-articulated with the 

 axis. Fronds 6-1 8 feet high, 

 bipinnate ; pinnules articu- 

 lated with the rachis. Veins 

 simple or forked, free. Re- 

 ceptacles oblong, linear, sub- 

 terminal. Sporangia 724, 

 biserial, sessile, free, open- 

 ing by a slit on the inner 

 side. Sori oblong, late- 

 rally contiguous, forming a 

 broad, submarginal, trans- 

 verse band. 



1. A. evecta, Ho/m. ; 



ScKk. Fil t. 150 ; 

 Hook. Fil Exot. 

 t. 15. Poly podium 

 evectum, Forst. 

 Islands of the Pa- 

 cific Ocean and 

 Ceylon. 



2. A. Teysmanniana, 



De Vriese, Mon. 

 Maratt. t. 1-2 ; 

 Lowe's Ferns, 8, 

 t. 76. Java. 



3. A. Brongniartiana, De Vriese, Mon. Maratt. t. 3, /. 5. 



Tahiti. 



4. A. pruinosa, Kunze, Fil. t. 91. Java. 



5. A. hypoleuca, De Vriese. Java. 



6. A. Miqueliana, De Vriese. A. longifolia, Miq. et Hort. 



Malayan Islands. 



Genus 152. Fertile pinnule, under side. 

 No. 2. 



