TAB. LXXXYII. 
Gymnopteris (Leptochilus) PANDURIFOLIA, Iloak. 
Caudice repente crassitie penng 0 anserin^e copiose squamoso 
subtus valde radicante, stipitibus approximatis robustis 
squamis fuscis squarrosis ; frondium sterilium stipite semi- 
pedali, lamina subpedali membranacea siccitate atro-viridi 
late ovato-oblonga panduriformi acuta, basi cordata rotun^ 
data lobata pennivenia, venis primariis flexuosis, reliquis 
omnibus reticulatis angulatim areolatis, areolis venulis 
clavatis ramosis appendiculatis ; frondium fertilium stipite 
pedali, lamina quadriunciali lineari-subpanduriformi. 
Hab. Mount Guayrapurima, near Tarapota^ Eastern Peru, 
R. Spruce, n. 4741. 
This would fall into that group of Gymnopteris with simple 
fronds, which has been distinguished by some authors as a 
Genus under the name of Leptochilus^ but for which I can 
detect no valid character. The present, however, is quite 
distinct from any described species. 
Tab. L XXXVII. Fertile and barren fronds of Gymnop- 
teris pandurif or mis, Hook; natural size. Fig. 1. Portion of a 
sterile frond, to show the venation ; magnified, f. 2. Portion 
of the fertile frond ; magnified. 
Cjent. 2, T. S7, 
