82 l ’T .ATYI.OMA A T R O r U B I ’ ü R E A .
being glabrous, oblong or b lu n tly ovate, cordate at the base;
terminal p innule elongate.
Rachis and stipes covered with hairs, terminal, adhe ren t to
a somewhat creeping rhizoma.
kSori linear, continuous, exceedingly hroad. In dusium narrow.
L en g th of frond usua lly from six to ten inches; colour a
heavy blue green.
INIy thanks are due to Mr. S tra tton, of the Cambridge Botanic
Gardens, for a p lan t of this species; and to Mr. H en d e rso n , of
"Wentworth, and to Mr. Norman, of H u ll, for fronds.
I t is in the F e rn Catalogues of. Messrs. Veitch, of E x e te r;
Veitch, Ju n ., of Chelsea; A. H en d e rso n , of P ine-apple P la c e ;
Sim, of F o o t’s C ray ; Booth, of H am b u rg ; and K en n ed y , of
Covcnt Garden.
T h e illustration is from a p lan t in my own collection.
f
ritmn of niatuvc Frond -upper side.
PLATYLOMA FALCATA.
J . S m it h . R. B r o iv n . M oor e a n d H o u l s t o n .
P L A T E X X X . B. YOL . I I I .
Allosorus falcalus,
P te r is fa lc a ta ,
Pellæa fa lc a la ,
P la ty lom a—Broad-edge.
K u n z e . Sonoxr. M. S.
B r o w n . L i n k . I I o o k e e . P b e s l .
F e e .
i'afcai'o—Sickle-sliaped.
A n o t h e r handsome P latyloma, easily cultivated if th e thrips
can be k e p t from it; th ey appear very fond of this F e rn , and
soon make gre a t ravages with its fronds, weakening the p lan t
to a very g re a t extent.
An evergreen greenhouse species. Native of N ew Holland.
In tro d u c ed into the Royal Gardens, K ew , in the y ear 1823,
by Mr. Allan Cunningham.
T h e form of the frond is lanceolate, pinnate ; the pinnæ being
glabrous, linear-lanceolate, oblong, bluntly-acuralnate, falcate,
cordate at the base, coriaceous. Rachis and stipes squamiferoiis.
L ate ra l, adhe ren t to a creeping rhizoma.
Sori linear, continuous, extending from the base to nearly
the apex of the frond, v ery broad. In d u sium very narrow.
L en g th of frond from one to two feet, ra th e r erect.
Colour of the frond above dull g re en , beneath paler.
VOL. i n . u