Table of the Genera of Ferns 
xiii 
Genus. Page. 
Sori in a continuous linear, or interrupted central or 
submarginal line, veins reticulated, fronds pinnate . 78 T/EMTis . . 410 
As in Tsenitis, but fronds simple and dimorphous . 79 Drymoglossum . 410 
Veins copiously reticulated and completely soriferous. 80 Hemionitis .413 
TRIBE XIL— ACROSTICHE/E. 
Sori not confined to the veins, but spread entirely 
over the frond beneath. 
Fronds simple, veins free 81 Elaphoglossum. 416 
Fronds pinnate, Lomaria-like, veins all simple or 
sometimes arcuate at the base ; scandcnt ferns . 82 Stenochl/ena . 421 
Fronds pinnate, not Lomaria like, veins all simple ; 
not scandent 83 Polybotrya . 424 
Similar to Elaphoglossum, but wiih a connecting 
vein running round the margin . . . .84 Aconiopteris . 427 
Veins copiously anastomosing with free included 
veinlets 85 Gymnopteris . 429 
Veins copiously anastomosing without free included 
veinlets. Sea-coast fern 86 Acrostichum . 440 
Drynaria-like fronds, pinnre articulated, but stipe 
adherent to caudex 87 Photinopteris . 442 
Fronds with stag's-horn-like divisions, vernation 
articulate, sori in large patches only on the fertile 
fronds 88 Platycerium . 444 
SUB-ORDER III.— OSMUNDACEi^:. 
Capsules two-valved, opening across the apex, 
furnished with a short horizontal ring . . .89 Osmunda . .447 
SUB-ORDER IV.— SCHIZi^iACEi^:. 
Capsule two-valved, opening down the side, 
crowned by a complete operculiform ring. 
Capsules sessile in 2-4 rows on one side of close 
spikes 90 ScHiz,EA . . 452 
