AN ENUMERATION OF CULTIVATED /FERNS. 243 



pinnately forked ; venules all free, or the lower pair of the lowest 

 fascicles angularly anastomosing, forming a costal arch or more 

 or less acute angle. Sori medial. Receptacles globose. Indusium 

 semicalyciform. 



1. H. speciosa, Kaulf.; Hook. Sp. Fil, 



t. 13 B ; Hook. Fil. Exot. t. 66. 

 Cyathea speciosa, Humb. Hemi- 

 telia integrifolia, Klot. Tropical 

 America. 



2. H. grandifolia, Spreng.; Hook. Sp. 



Fil. t. 14 B; Lowe's Ferns, 8, t. 59. 

 Cyathea grandifolia, Willd. (Plum. 

 Fil. t. 26). West Indies. 



3. H. horrida, R. Br: ; Hook. Sp. Fil. 



t. 15 ; Hook. Fil. Exot. t. 69 ; 

 . Lowe's Ferns, 8, t. 60. Polypodium 



horridum, Linn. (Plum. Fil. t. 8). 

 Cyathea horrida, 8m. Cnemidaria 

 horrida, Presl. ; Hook. Gen. Fil. 

 t. 4. West Indies. 



4. H. obtusa, Kaulf. ; Hook. Sp. Fil. 1, 



t. 14. Hemitelia speciosa, Mart. 

 Ic. Crypt. Bras. t. 48, /. 2. Cne- 

 midaria speciosa, Presl. West 

 Indies. 



5. H. Karsteniana, Klot. ; Kunze, Ind. Genus 132. Portion 



Evy -XT- i of fertile pinna, under 



Fil. V enezuela. side . No ; 3 . 



6. H. Imrayana, Hook. Sp. Fil 1, p. 33; Hook. Ic. PI. 



t. 669. Dominica. 



133. ALSOPHILA, R. Br. 



Vernation fasciculate, erect, arborescent. Fronds bi-tripinna- 

 tifid, 515 feet long. Veins simple or forked, free. Sori axillary 

 or medial. Receptacles globose or columnar. Indusium semi- 

 calyciform, or small and squamiform, or trichiform, often 

 obsolete. 



R2 



