INDEX. 
894 
PTERIS 50, 
aquilina 
its varieties 
its distribution . . . . . 
its culture 
crispa 
Receptacle 
scolopehdeium' .. . . 50, 
alternifol|um 
Ceterach 
officinarum ...... 
Phyllitis 
Ruta-muraria . . . . . ' 
septentrionale 
vulgare . 
its varieties 
its distribution .... 
its culture 
Scythian lamb, a vegetable 
curiosity 
SELAGINELLA .... 53, 
spinosa 
its distribution .... 
Silver Ferns 
Sorus . 
Spore- cases 
Spores 
compared with seeds . . . 
their structure 
their mode of growth . , . 
Structure 
what a Fern is 
root 
stems 
leaves, or fronds .... 
great variety of ... . 
duration of 
parts of . 
mode of division .... 
jestivation of . . * . . 
venation of ..... 
stipes, . ....... 16 
fructification 20 
receptacle .' 19 
internal striicture - .... 22 
Steuthiopteris — 
Spicant 165 
Study of Ferns, best method of 2 
Table of groups and genera . 48 
Table of species ..... 55 
Tarachia-- 
lanceolata . . . . . . . 147 
Thelypteris-^ 
palustris 98 
Topographical aspect of Ferns . 33 
arborescent, or tree Ferns . 34 
shrubby Ferns 34 
herbaceous Ferns .... 34 
epiphytal Ferns . . . ' 35 
TEICHOMANES .... 52,189 
alatum 193 
brevisetum 193 
radicans 189 
its variety 190 
its distribution .... 363 
its culture 193 
speciosum . 193 
tunbridgense . . . . , , 196 
Uses of Ferns 36 
food-yielding species ... 37 
medicinal species .... 37 
economical species .... 38 
Wardian cases 30, 229 
WOODSIA 52, 184 
alpina . . 187 
its distribution .... 363 
its culture ...... 189 
hyperborea 188 
ilvensis ....... 186 
its distribution . . • • 364 
its culture 189 
165 
167 
170 
360 
171 
85 
19 
154 
133 
154 
161 
161 
T34 
131 
156 
158 
360 
161 
39 
227 
227 
386 
3 
20 
20 
20 
23 
23 
24 
9 
10 
11 
12 
14 
15 
15 
16 
17 
18 
19 
cox AlfD WYMAN, PRINTEES, GREAT QUEEN STREET, LONDON. 
