26 
65. Pteris cretica. Lin. Fronds either ternate or pinnate, 
glabrous. Pinna* opposite acuminate ; the lower ones more 
or less stalked, often 2-fid ; middle ones confluent, sub- 
decurrent; terminal pinna lanceolate 3-fid ; sterile pinnae lan- 
ceolate, serrate at the sub-cartilaginous edge ; fertile ones 
linear, entire. Caudex destitute of scales. Schlecht. Adumb., 
p. 40. Schkuhr. Filic., tab. 90. Pteris Serraria. Sw. 
On the wood-clad mountains of Swellendam, George, and 
Uitenhage, at the Kat River, in the Winterberg, and at Natal, v s. 
66. Pteris argnta. Sw. Fronds 2-pinnatifid, glabrous ; 
pinnae pinnatifid, lanceolate-ovate, falcate, acuminate, patent ; 
tipper ones sessile, somewhat decurrent; lower ones stalked ; 
segments lanceolate-oblong, sub-falcate, acutely serrate at the 
apex ; basal ones irregularly 3-4-lobed. Sort placed at the 
inferior half of the segments below the serratures ; margin of 
involucre entire ; rachises and stipes naked, very smooth. 
Schlecht. Adumb. p. 43. Pteris jlabellulata . Thbg. (?) 
In shady mountain localities ; common in all parts of the colony, 
as well as at Natal, v. v . and s, 
67. Pteris catoptera. Kze. Fronds pinnate, membrana- 
ceous, smooth, somewhat pale on the under surface ; pinnae 
sub-sessile ; segments confluent (bearing short, stipule-like 
spines on the mid-rib of the upper side), oblong-linear, blunt, 
entire ; rachises, ribs, and stipes glabrous, straw-coloured. 
Kze. Linnaea., vol. 18, p. 119. Pteris biaurita. Kze. Lin- 
naea., vol. 10, p. 436. 
In the forests of Natal (Drege, Gueinzius) ; at the Magalisberg. 
(Zeyher.) v. s. 
68. Pteris incisa. Thbg. Fronds 2-pinnate, membrana- 
ceous, glabrous ; pinnae opposite, sessile, many-yoked ; pin - 
nules lanceolate, pale underneath ; lower ones opposite, 
pinnatifid ; terminal ones confluent ; segments lanceolate-ovate, 
sinuate or entire ; stipes round, stramineous. Schlecht. 
Adumb., p. 44. Thunb. Flora Capens., p. 733. 
On the Devil’s Mountain near the waterfall ; in shady ravines 
at Hottentots’ Holland ; in the Du Toit’s Kloof, etc. v. v. and s . 
This Fern has not the venation of Litobrachia , to which genus 
it is referred by Presl. 
