AN ENUMERATION 03? CULTIVATED PERNS. 



181 



13. P. flexuosa, Link ; Fee. Pteris flexuosa, Kaulf. ; Hook. 



Ic. PI. t. 119. Allosorus flexuosus, Kunze, Fil. t. 23 ; 

 Hook, in Hot. Mag. t 4762. Platyloma flexuosum, 

 /. 8m. ; Loive's Ferns, 3, t. 25. — Tropical America. T. 



14. P. cordata, J. 8m. (non Fee). Pteris cordata, Cav. Allo- 



sorus cordatus, Presl ; Hook, in Pot. Mag. t. 4698. — 

 Tropical America. T. 



92. PLATYLOMA, J. 8m. {in part) 



Vernation uniserial; sarmentum sub- 

 hypogseous. Fronds pinnate, 1-2 feet 

 high ; pinnse entire, opaque. Veins 

 forked ; venules free. Receptacles ter- 

 minal, oblong, contiguous,, forming a 

 broad, compound, continuous, mar- 

 ginal sorus. Indusium linear, con- 

 tinuous, narrow, subobsolete. 



ggnus 92.- Fertile pinnip, underside, No. 1 ; ditto enlarged. No. 3. 



