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.; Hooh. Sp. Fil, 



t. 13 B; Hooh. Fil. Bsot. t. 66. 

 Cyathea speciosa, Humh. Hemi- 

 telia integrifolia, Klot. — Tropical 

 America. 



2. H. grandifolia, Spreng.; Hooh. 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.; Hooh. Sp. Fil. 



t. 15 ; Hooh. Fil. Exot. t. 69 ; 

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

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

 Cyathea horrida, Sm. Cnemidaria 

 horrida, Presl.; Hooh. Gen. Fil. 

 t. 4. — "West Indies. 



1. H. obtusa, Kaulf. ; Hooh. Sp. Fil. 1, 

 t. 14. Heraitelia speciosa, Mart. 

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

 midaria speciosa, Presl. — West 

 Indies. 



5. H. Karsteniana, Klot. ,• Kunxe, Bid. 

 Fil. — Venezuela. 



Genus 132. — Por ion 



of fertile pinna, under 



side. No .3. 



6. H. Imrayana, Hooh. Sp>. Fil. 1, p. 33; Hooh. Ic. PL 

 t. 669. — Dominica. 



133. ALSOPHILA, R. Br. 



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

 tifid, 5-15 feet long. Veins simple or forked, free. Sori axillary 

 or medial. Receptacles globose or columnar. Indusium serai- 

 calyciform, or small and squaniiform, or trichiform, often 

 obsolete. 



E2 



