234 
THE FERN WORLD 
Fig. i. 
3- 
4- 
6 . 
7- 
9- 
io. 
ii. 
12 . 
13- 
T 4- 
15. 
16. 
17 - 
INDEX TO PLATE 6. 
Bristle Fern 
[ Trichomanes radicans] 
Tunbridge Filmy Fern 
[ Hymenophyllu m tunbridgense\ 
One-sided Filmy Fern 
[ Hymenophyllttm unilaterale ] 
Alpine Woodsia 
[ Woods ia A lpina\ 
Oblong Woodsia 
[ l Voodsia ilvensis ] 
Common Maidenhair Spleenwort (upper side ok frond) 
\Aspl enium trichomanes ] 
Common Maidenhair Spleenwort (under side of frond) 
Sea Spleenwort 
\_Asplenium marinum~\ 
Rue-leaved Spleenwort (under side of frond) 
[Asplenium ruta-muraria ] 
Rue-leaved Spleenwort (upper side of frond) 
Lanceolate Spleenwort 
\_Asplenium lanceolatunP\ 
Scaly Spleenwort (undf:r side of frond) 
[Aspl enium cet orach ] 
Scaly Spleenwort (upper side of frond) 
Forked Spleenwort 
[A splenium septentrionale\ 
Black Maidenhair Spleenwort 
[Asplenium adiantum-nigntm ] 
Alternate Spleenwort 
[.-/ spi 'enium germanictnu\ 
Rock Spleenwort 
[Asplenium fontanu»i\ 
