) H a b . Venezue la, Guiana, an d valley o f Amazon. — A v e ry d is tin c t species an d
in te re s tin g as showing a tra n sitio n from Eulindsaya to Isoloma.
10. L. pectinata, Blume ; rhizome stout, wide-creeping, scandent, paleaceous ;
t . erect, veiy short ; f r . 12-18 in. 1., 1-2 in, br., simply pinnate ; p in n o e \~ \\i\. 1.^
i in. deep, the lower line nearly straight, the upper margin round, slightly
crenate, the point not very blunt, close together, hut not imbricated ; texture
pellucido-herbaceous ; sori in an interrupted line along the upper edge.—H k . Sp.
1. jO. 287. L. oblongifolia, /ft./S 'p . 1. ?>. 206. « 61. D.
H ab . Assam an d M a lay an P e n in su la an d Is la n d s .—H a b it of Odontoloma repens,
wbicb see. L. Galomelanos, K u n z e , from J a v a , is said to be closely allied.
n . L. scandens, H k . ; rUeome stout, wide-creeping, scandent, paleaceous ; f r .
9-12 m. 1,, l - |- l j in. br., simply pinnate ; pinnee f in. 1., 4 in. hr., the lower line
slightly decurved, the upper rounded, entire, the point broadly rounded, placed
in a long row close together, but not imbricated ; texture pellucido-herbaceous •
costa marginal ; sori in a continuous marginal line.—H k . Sp. \ . p . 20S. t. 63. B. ’
H a b . Malay an P e n in su la an d P h ilip p in e Is lan d s ; g a th e re d b y S ir W. N o rris , L a d y
Dalhousie , an d Mr. Cumin g .—Said to be sometimes b ip in n a te , b u t very d o ubtfully
d is tin c t from L. pectinata. T h e tw o may re ad ily be k n ow n from th e re s t of th e g ro u p
b y th e s to u t scan d en t rhizome.
12. L. Lapeyrousii, Baker ; st. tufted, very short ; f r . 9-15 in. ]., about 1 | in.
br. a t the widest pa rt, not branched ; pinnæ very numerous, about f in. 1., with
4-8 spathulate-cuneate secund segments cut down to a narrow ra c h is; texture
herbaceous, both surfaces naked ; sori subterminal on the segments ; invol.
shallow, nearly as broad as the segments, which measure a line or more across a t
the apex.—Davallia, H k . 2nd Cent. t. 66.
H ab . V an ek o lla an d F iji ; g a th e red by Messrs. C. Moore a n d M iln e .—R ead ily d is tin guishable
from all th e p re c ed in g by th e pinme b eing c u t down to th e rach is in to n a rrow
liu ear-cu n e ate segments.
S branched when the p lant attains its fu l l development.
13. L. filiformis, H k . ; st. slender, wiry, very flexuose, brownish-black,
polished, 2-4 in. 1. ; f r . 4-6 in. L, with a long simply pinnate apex, and below
several pairs of short, spreading, flexuose branches ; pinnl. 2 lin. hr., 1 lin. deep,
the lower line curved upwards or downwards, the upper nearly entire, placed
near together h u t not imbricated, obliquely truncate on the side towards the
rachis ; texture pellucido-herbaceous; sori in a continuous line alomr the uuuer
edge.—f t / . Sp. l . p . 212. t. 63. D.
Hab. British Guiana; gathered by Sir E. Schomburgk.—The smallest and most slender
of the branched species.
14. L. Catherine, H k . ; rhizome short-cre eping; sf. slender, erect, wiry
polished, 6-9 in. 1.; f r . 6-9 in. 1., with a pinnate summit, and below severai
spreading branches, the lowest of which are sometimes again branched a t the
base ; p in n l J in. 1., J in. deep, cut down nearly to the costa into two or three
cleft obversely triangula r lobes; texture th in ly pellucido-herbaceous; sori not
quite as broad as the lobes, the outer valve considerably broader than the inner
and finely toothed.—HJc. Bp. 1. p . 212. t. 65. B. ’
^ Hab. St. Catherine’s, Brazil; gathered by Captain Beechey.—The most divided plant
in the pmnules of the branched, as L. Lapeyrousii is of the unbranched group.
15. L. virescens, Swartz ; rhizome short-creeping ; st. 6-9 in. 1., slender, flexuose
polished, dark-coloured ; f r . 6-9 in. 1., 4-6 in. hr., deltoid in general outline, with
a simply pinnate point, and several pairs of erecto-patent branches, some of
which are again a little branched below ; p in n l 4 lin. br., 3 lin. deep, nearly
entire or once or twice cleft from the ujiper margin, placed close together, but
not imbricated ; texture th ick ly pellucido-herbaceous ; sori in a continuous line
except when interrupted by the lobes.—L. Gardneri, Ilk . Bp. 1 .^ . 213. t. 65. B.
Hab. Organ Mountains, Brazil; gathered by Burchell and Gardner.—Allied in habit
to L. JIaheUulata, but the pinnules are smaller and more divided.
16. L. flabeUulata,) ry.D r ; y rhizo'i
.; rhizome short-creeping; st. wiry, erect, brownish-
black, polished, 4-12 in.. I.i. ; f r . 6-6-•12 12 in. 1., simple or with one or several pairs of
of
lateral branches; p in n l in. k, about J in. deep, the lower line nearly straight
or decurved, the upper rounded, entire, or lobed, the point broadly rounded ;
texture pellucido-herbaceous ; rachis naked ; venation flabellate ; sori in a continuous
line except when interrupted by the lobes.—I lk . Bp. 1 .^ . 211. t. 63. C.
Ilk . é Gr. Ic. 75.
Hab. N, Hindostán, S. E. China, Malayan Peninsula and Islands, Ceylon, N. Australia.
■—Very variable in the size of the pinoæ and in ramification. Var. gigantea of Hooker is
an abnormal state, with some of the pinnae of the central rachis 1-2 iu. 1., and lengthened
out to a narrow point. L. tenera, Dryander, Hk. Sp. 1. p. 211. {L. striata, Blume), only
differs by its thinner texture. In this and the preceding the lower pinnæ are often nearly
as deep as broad.
1 7 . L. trapeziformis, Dry. ; rhizome short-creeping; st. strong, e re c t,6-12in. 1.;
f r . 6-15 in. L, with a long entire point and 1 to 4 pairs of ra th e r rigidly erecto-
patent branches, which are often 6-12 In. 1. ; p innæ in. 1., in. deep, the
lower line nearly straight or curved upwards or downwards, the upper rounded,
entire, closely placed, b u t scarcely imbricated ; texture pellucido-herbaceous ; soil
in a continuous line round the upper margin,—Hk . S p . l .p . 2'\4. L. quadran-
gularis, Raddi. H k . Sp. 1. p. 214. L. horizontinalis, H k . Sp. 1. p . 214. t. 62, B.
i . arcuata, Kunze, H k . Bp. 1. p . 215. L. caudata, H h . Ic. P I t. 958. Bp. 1. p .
215.—/3, L . laxa, Kunze, upper margin broadly lobed, so th a t the line of the fru it
is more or less interrupted. L. Klotzschiana, Moritz.—y, L .fa lca ta , Willd. ; f r .
not branched ; pinnoe often very large, L. Leprieurii, H k . Sp. \ . p . 208. t. 62. D.
Hab. Tropical America, from Cuba and Guatemala southward to Bio Janeiro ; Ceylon,
Malayan Peninsula and Islands.—L. caudata is a large handsome Ceylonese form, with
more branches than usual; L. arcuata, a form with long narrow falcate pinnules; and
L. PIlerminieri, Fée, a plant from Guadeloupe, with the pinnules bi’oadest at the outer
edge and the upper margin concave.
18. L. Borneensis, Hk. MSS, ; rhizome short-creeping, paleaceous ; st. strong,
erect, polished, 9-15 in. 1. ; f r . 12-18 in. 1., 9-12 in. br., with a long unbranched
apex, and 6 to 9 erecto-patent branches on each side, which are 6-9 in. 1. ; pinnl.
8-4 lin. I., l|;-2 lin. deep, closely placed or even imbricated, quite entire, the
outer edge b lu n t; texture pellucido-herbaceous; veins p rom in e n t; sori in a
continuous marginal line.
Hab. Forests of Borneo ; gathered by Messrs. Lobb and Barber. —This comes very
near L. Guianensis in habit, but the sori are quite marginal.
19. L. Guianensis, Dry. ; rhizome short-creeping ; st. 6-12 in. 1., rigid, erect,
polished ; f r . 1-2 ft. L, with an entire point and 1 to 6 pairs of lateral erecto-patent
branches, 6-9 in. 1., which are sometimes again branched ; p in n l ^ in. 1,, J in.
br., not lobed and the outer edge bluntly rounded, closely placed and sometimes
imbricated ; texture subcoriaceous ; veins prominent beneath ; sori in a continuous
line, with the outer valve produced, altered in texture.—H k . Bp. 1.
p . 172. t. 62. A.
Hab. Tropical America from Jamaica southward to Bio Janeiro.—This is inter