=~ 
Hookeriane. N. O. Filices. 
DCCCCLIV. 
Potyropium (Drynaria) RHYNCHOPHYLLUM, Hook. 
Frondibus chartaceis glaberrimis nitidis sterilibus oblongo- 
ovatis obtusis, fertilibus lanceolatis longe acuminatis costu- 
tis costis elevatis, areolis transversim oblongo-tetragonis, 
umine sorifero, sterili venatione simpliciore appendiculis 
subnullis, stipite fronde breviore nudo, caudice elongato 
repente gracili ramoso copiose paleaceo. 
Has. Assam, Mrs. Mach, Griffith. Khasya, Drs. Hooker and 
Thomson. 
Closely allied in general appearance to Polypodium cuspi- 
diflorum* of Reinwardt, of which we have cstheonias specimens 
. corr’ 
Drynaria, P resl. M. Feée, however, places it in the genus 
Prat, edaria, Link, which corresponds with the first section of 
I 
Fig. 1. Sterile portion of a frond, showing the venation. 
Jj. 3. Fertile portion of a frond, showing its peculiar venation: 
—magnified. 
* A species nowhere described as far as I can find. 
