FERNS OP NAT A L. 
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i waan ; Karkloof. A variety, with yellow powder, is found among rocks, Little 
Noodsberg. 
105. G. lanceolaia, Ilk. ; rhizome wide-creeping, the scales small, linear, 
dull-brown ; fr. 6-12 in. 1., in. br., the point acute, the edge entire, the 
lower third narrowed gradually to the base or a short stem ; texture thick, 
coriaceous but flaccid ; both sides naked ; veins obscure, the midrib slender ; 
the sori oblique, and falling considerably short of the edge. ( Grammitis 
lanceolata, H. & G-.) Hab. : — On trees and damp rocks ; common from Noods- 
berg to the Drakensberg. 
Gen. 56. — V itt aria, 8m. 
' Sori in continuous marginal or slightly intramarginal lines. A small genus, al- 
most entirely tropical, with froe veins and grass-like fronds of subcoriaceous 
texture. 
106. V. lineatci, Sw. ; fr. 6-18 in. 1., J-f in. br., narrowed gradually down- 
v wards to a stout compressed stem, wliich passes into the frond gradually, the 
edge often reflexed ; texture firm, a distinct raised midrib running from the 
base to the apex ; veins immersed, parallel, very oblique ; sori in a broad slightly 
intramarginal line iu a slight furrow, the edge of the frond at first wrapped 
over it. Hab. : — On trees and damp rocks ; Great and Little Noodsberg ; Fort 
Buckingham : Inanda ; Kranz Kloof ; Townhill ; coast bush, Bluff. 
Gen, 60. — Acrostiohum, L. 
.'Sori spread over the whole surface of the frond or upper pinnae, or occasionally 
over both surfaces. 
107. A. liybridum, Bory ; rhizome woody, the scales dense, f-i in. 1., linear, 
crisped, dark chesnut-brown ; st. subtufted, 6-9 in. 1., firm, erect, with scattered 
squarrose linear dark scales ; barren fr. 6-12 in. 1., 11-2 in. br., the point acu- 
minate, the base rather rounded ; texture, subcoriaceous ; both sides naked ex- 
cept the midrib beneath, the edge ciliated with linear-subulate scales ; veins im- 
mersed, usually oncefoi’ked ; fertile fr. much smaller than the others. Hab. : — 
(.On rocks, Great Noodsberg ; near Peel’s, Umlaas ; Town Hill bush. 
108. A. Aubertii, Desv. ; rhizome woody, short- creeping, the scales dense, 
l inear, bright-brown; st. of barren frond 1-6 in. 1., clothed with squarrose 
linear brown scales ; barren frond 1 ft. or more 1., J-l in. br., the point acute, 
tbhe lower part narrowed gradually, the edge entire or subrepand ; texture 
' shin ; midrib and edge slightly ciliated with scales like those of the stem ; 
■veins fine, conspicuous, usually simple, 1 lin. apart ; fertile fr. 2-3 in. 1., i-f in. 
or., narrowed suddenly at the base, the stem 6-9 in. 1. Hab. : — On damp rocks 
near Peel’s, Linlaas ; and in Town Hill bush. 
109. A. viscosum, Sw. ; rhizome woody, short-creeping, the scales dense, 
riibrillose, dark chesnut-brown ; st. 3-6 in. 1., firm, erect, furfuraceous, often 
