Puate 1675. 
POLYPODIUM MACROCHASMUM, Baker. 
Fiuices, Sub-order Potypopiacrem, Tribe PoLypopiEz. 
a ae (Phymatodes) macrochasmum, Baker in Jowrn. Bot. 
1880, nity rhizomate late repente paleis linearibus ferrugineis 
taut cates is dense vestito, stipitibus strictis elongatis nudis, frondibus 
stilongee:- daltoiidols simpliciter pinnatis rigidulis viridibus elabris, erie 
lanceolatis basi confluentibus, venis primarii s parallelis rad margin 
productis, intermediis obscuris immersis anastomosantibus, soris sub 
costalibus uniseriatis profunde immersis. 
Has. Sumatra; Mount Singalan, alt. 5000-6,000 ft., Dr. Beecarc 
Stipites semipedales. Lamina pedalis, pinnis medio 6-12 lin. latis. 
A very distinct species, discovered lately, with many other atdonb 
by D 
— in his explorations of the mountains of Sumat 
J. G. 
Fig. 1. Portion of frond. 2. Rhizome and stipes: life size. 3-4-5. Portions of 
frond e show sori. 6-7. Papillose upper surface: both enlarged. 
VOL, VII. THIRD SERIES. 
