AN ENUMERATION OF CULTIVATED FERNS. 129 



Sporangia occupying the whole of the vernation, forming reti- 

 culate, often confluent sori. Receptacles medial, elongated. 

 Sori reticulated. 



Genus 54. Segment of barren frond, under side. No. 9. 



1. H. cordifolia, Eoxb. ; Hooh Fil. Exot. t. 35 ; Hook, et Grev. 



Ic. Fil. t. 64 ; Hook, et Bauer, Gen. Fil. t. 74. H. sa- 

 gittata, Fee. East Indies. 



2. H. palmata, Linn. ; Plum. Fil. t. 151 ; Hook. Ex. Fl. t. 33 ; 



Schott. Gen. Fil. t. 9 ; Lowe's Ferns, 7, t. 37. West 

 Indies. 



3. H. pedata, Sw. Syn. Fil. t.l,f. 3. Gymnogramma pedata, 



Kaulf. Mexico. Tr. 



55. ANTROPHYUM, Kaulf. 



Vernation nniserial, contiguous ; sarmentum short (unde- 

 fined), squamose. Fronds simple, linear-lanceolate or oblong- 

 elliptical or subrotund, smooth, coriaceous, with or without a 

 denned midrib. Veins uniform, reticulated. Receptacles medial, 



K 



