CONTENTS 
Varieties and Nomenclature 
VARIETIES. 
PAGE 
II 
Ferns of Europe proper 
. 
l6 
Woodsia Ilvensis, R. Brown 
none 
19 
,, hyperborea, R. Brown . 
none 
19 
Hymenophyllum unilaterale, Bory 
2 
20 
,, Tunbridgense, Smith 
i 
21 
Trichomanes radicans, Swartz 
i3 
21 
Cystopteris fragilis, Bernhardi 
16 
23 
, , alpina, Desvaux 
none 
25 
„ montana, Link . 
none 
25 
Adiantum Capillus-Veneris, Linn a us . 
3 2 
25 
Cryptogramme crispa, R. Brown 
none 
28 
Pteris aquilina, Linneeus 
16 
29 
Lomaria Spicant, Desvaux . 
83 
3° 
Asplenium viride, Hudson . 
12 
34 
,, Trichomanes, Linneeus 
27 
35 
,, septentrionale, Hoffmann . 
none 
39 
,, marinum, Linneeus 
28 
40 
, , Germanicum, Weis . 
none 
43 
,, Ruta-muraria, Linneeus 
16 
44 
„ Adiantum-nigrum, Linneeus 
15 
45 
,, fontanum, Bernhardi . 
5 
47 
,, lanceolatum, Hudson . 
12 
48 
„ Filix-foemina, Bernhardi (sub-section 
Athyrium) 
50 
Section ramosum 
18 
50 
,, grandiceps . 
29 
51 
,, cristatum 
44 
54 
,, cruciatum . 
59 
56 
, , congestum . 
21 
60 
,, crispatum , 
8 
61 
,, flexuosum . 
17 
62 
,, plumosum . 
21 
63 
,, dissectum . 
17 
64 
,, laxum . 
7 
65 
,, depauperatum 
13 
66 
,, rotundatum 
4 
67 
„ lineare 
3 
67 
, , laciniatum . 
13 
67 
,, lunulatum . 
22 
68 
„ Ceterach, Linneeus 
27 
69 
Scolopendrium vulgare, Smith 
8 
71 
Section ramosum 
72 
, , ramo-inasquale . 
33 
73 
,, cristatum . 
3 1 
74 
, , ramo-marginatum 
26 
77 
, , conglomeratum . 
27 
78 
,, sagittatum . 
26 
80 
,, truncatum . 
n 
82 
,, peraferens , 
20 
82 
„ flexuosum . 
5 
84 
,, crispum 
57 
84 
„ undulatum . 
26 
88 
,, lineare 
24 
89 
,, muricatum . 
35 
9i 
,, supralineatum 
M 
93 
,, marginatum 
4i 
93 
,, crenatum 
S 3 
96 
,, variegatum . 
29 
. 98 
8 
