244 



FERNS : BEITISH AND FOEEIGN. 



§ 1. Hymenostegia, /. Sm Gen. Fil. (1841). 



Ifidusiu7n, nearly complete cal/yciform or very small a/nd 

 scale-like. 



* African species. 



1. A. Capensis, J. 8m. Gen. Fil. (184.1). 

 Polypodium capense, Linn. Cyathea 

 Capensis, Sm. Hemitelia Capensis, 

 R. Br. Amphicosmia Capensis, 

 Moore. — South Africa. 



** Tropical America and West Indicm 



Cieniis 133. — 



P itiou ijf fertile 



) inna, uncer side. 



No. 1. 



4. A. 



2. A. Isevis, J. Sm. Gen. Fil. Amphioosmia 

 laevis, Moore. Hemitelia Guianensia, 

 Hooh. Ic. PI. t. 648. — British Guiana. 



3. A. Hostmanni, /. 8m. Hemitelia Host- 

 nianni, EooTc. Ic. PI. t. 646 ; Lowes 

 Ferns, 8, t. 61. Amphicosmia Host- 

 manni, Moore. — Guiana. 



Surinamensis, /. 8m. HemiteUa 

 Surinamensis, Miguel. — Guiana and 

 Martinique. 



5. A. radens, Kamlf. ; Metten. Fil. Sort. Lips. — Brazil. 



6. A. Beyrichlana, J. Sm. Cyathea Beyrichiana, Presl; 



Hook. Ic. PI. t. 623. Amphicosmia Beyrichiana, 

 Moore. — Brazil. 



§ 2. Tricostegia, J. Sm. Gen. Fil. (1841). 



Indusium absent. Son fwmished with aHiculated hairs, 

 or naked. 



* Tropical American and West Indian species. 



7. A. aspera, B. Br. ; Hook, et Grev. Ic. Fil. t 213, 214, 215 ; 



Hook. Gen. Fil. t. 21 ; Hook. 8p. Fil. t. 19 B. Poly- 

 podium asperam, Lvnn. {Plwm. Fil. t. 3). — Tropical 

 America and "West Indies. 



8. A. ftBrox, Presl; Hook. A. armata,lfar<. Ic. Crypt. Bras. t. 48 



(non Presl). Polypodium aculeatum, Badd. Fil. Bras, 

 t. 42. — Tropical America and West Indies. 



