THE BROAD PRICKLY-TOOTHED BUCKLER FERN 
having but slight inequality in the size of the pinnules; these latter are narrowly decurrent on the 
rachis, oblong obtuse, with acuminately aristate teeth. The scales are dark, two-coloured, lanceolate, 
related to collina, and is, 
ted about the base of the stipes. The plant 
narrower and more е 
perhaps, only a modification of it. The Trish forms of this affinity are little known, and require 
moro complete investigation than has hitherto been given to them ; and the same remark applies to the 
Irish forms related to dumetorum. 
bout two feet high, and is of erect with the 
11. Chanteriæ М). This ele t 
t variety grows a 
pinnæ twisted, so that the upper surface is directed towards the zenith. ‘The fronds are glandular 
lanceolate, narrowing yet terminating abruptly at the base, attenuated and caudate at the apex. Tho 
lower pinnæ are very unequal-sided; the next pair or two much less so, and those above nearly ог 
quite equal. ‘The fronds are glandular ; the stipes abundantly scaly, with lanceolate scales, having a 
dark-brown centre, and terminating in a long weak point. ‘The sori are small, numerous, forming two 
the midrib, and cover land-fringed indusia. The largest fronds are two feet high, 
lines ne 1 by 
including a stipes of nine inches ; the lowest pinnæ three and a half inches long, and an inch and 
half broad ; the longest, about the centre of the frond, five inches long, and an inch and a quarter 
broad. The pinnules are separated by a space often nearly equal to their own width, 
the last, but smooth, more lax in habit, and the fronds або. 
12, distans (М). "This is something lik 
he outline is ovate ; the pinneo distant, and the inequality of their sides. 
appear to attain a larger 
not very apparent except in the lowest pair ; the pinnules wide apart, ovate oblong obtuse, the narrowed 
stalk-like base somewhat decurrent, the teeth acuminately-aristate, "The sori are numerous, forming 
two lines near the midrib, the indusium slightly glandular, It was found at Coombe Wood, Surrey, by 
Mr. S. F. 
13. obtusa (ML). This form does not associate with any of the others we have seen. The fronds are in 
outline narrow ovate, with oblong obtuse shallow-lobed pinnules ; otherwise normal. We have found 
it at Hampstead, Middlesex ; Hastings, Sussex; Ardrishiag, Argyleshire ; and the Rev. J. М. Chanter 
has found a similar form near Tlfracombe, Devonshire. 
14. angusta (ML). This has linear fronds about two fect high, with a long stipes, equalling the leafy 
part in length. The pinne are ascending, the three or four lowest pairs very unequal-sided. The 
scales are lanceolate and two-coloured, otherwise the fronds have quite the aspect of those of 
у was established (Handbook of British Ferns, 124) 
ical 
L. spinulosa, in its extreme іу 
te Miss Bower, near Tunbridge Wells, We have subsequently seen 
on two fronds gathered by the 
at the latter place 
somewhat similar forms from Glen Croc, Argyleshire, and from Hartland, Devon ; 
Mrs. Chanter found it in company with Chanterie 
15. alpina (ML). Tn this form the fronds have ascending pinnw, of which the lowest are but little 
the succeeding pairs, so that the outline is narrow, scarcely lance-shaped ; the 
shorter than several o 
ing gradually less во, ‘The fronds are often almost, 
lowest pinnae are very unequal-sided, the rest b 
we than any other form we have seen, ‘The 
the base, and of a much more delicate te 
tripinnate 
sori are large and numerous, with small very evanescent indusia, having a ragged glandular margin. 
‘The scales are broad-lanceolate, pale-brown, with a dark central mark varying in intensity. This 
hered on Ben Lawers, Perthshire, and we have seen no other form correspondent with it, 
unless a small plant with ovate fronds, found by Dr. Balfour on Ben Voirlich, and which does not 
well associate with any other form, is a small state of the same plant 
16. glandulosa (Newm). A large growing erect variety, with fronds of an oblong-laneeolate outline, 
tripinnate below, the lower pinne broad and unequally deltoid, the upper Ianecolate-ovate ; the 
midately-ovate acute. Тһе sori, which are copious over the whole frond, are covered 
pinnules are py 
1 the stipes are ovate-lanceolate acute, pale-brown, unequally 
by gland-fringed indusia, 
marked with а darker central blotch, less spreading than in other varieties. There are two or three 
orms, which serve to unite this with Z. dilatata, in its ordinary state 
other large-growing glandul 
