FERNS OF JAMAICA. 53 
patent, with . without spurious venules between ; midrib more or 
less distinct to the apex, where in the fertile fronds it terminates 
t arn ; iate, with stellate hairs, uneven, repand ; 
in wet gullies, 4000-5000 feet altitude. 
ASPLENIUM (Dietazium) piuinutum, Baker MSS8.,n. sp. Roo 
stock short, creeping, 1-2 lines thick, the advancing point clothed 
with small dark- coloured scales; stipites apart, but not distant, 4-9 
inches long, rather slender, greyish, channelled, naked or with a 
few deciduous scales at the base; frond lanceolato-acuminate o: 
ovato-lanceolate, 5-9 inches long, 24-5 inches wide, the lowest 
pinne not reduced or slightly ne bi-tripinnate, pinne an 
pinnule rather distant, the form r 14-3 inches long by 3-13 wide, 
serrato-acuminate, petiolate, the latter ovate-oblong, obtuse, 
ong, and cuneate below; texture thin, colou k green; surfaces 
naked ; ee veins forked; sori copious, the inferior double, 
reaching from nidri to the _— teeth; involucre dark, 
s slender above (No 
1879). Rare on wet rocks at 2000-3000 feet altitude, 
Hypolepis Purdieana, Hook., is a much larger plant than has 
sortie been supposed, from 2-4 feet high, and approaches H, 
rep y the unarmed variety of that species Aagpe ‘mis, Hk.), which 
ie et le on rock-strewn ground and coffee plantations of the 
Port Royal Mountains, at from 3000-5000 feet altitude. It is well 
marked by a few characte ers, such as its viscid fibrillose surface, 
herbaceous texture, castaneous stipes, and other vascular parts. 
It is, however, doubtfully distinct from H. repens, which again can 
only be distinguished from Polypodium punctatum, Thunb., 5 PY the 
presence of an involuere and its prickly pale-coloured stem 
Pteris sense Retz., var. felosma, J. Sm 
P. quadriaurita, Retz., var. affluentius. —Buds densely coated 
with firmly adpressed, minute, greyish scales; stipites 2-3 feet 
. feet 
is so well marked—contras ing in several features with the (local) 
hormal gm it cannot be overlooked in dealing simply with 
sisi 
and cutting of the same ‘lent I have savseal & times Pe both 
from the same individuals. 
_ Asplenium ue aor um, Linn., var. ca hua — Habit ee 
bipinnate ; pinnule small, 2-8 line es long, ovate or obovate-cun 
subincised. Rakambiing A. rutaceum, Mett., te of looser habit, 
with longer stipites 
Acrosticuum srLiquowes, Jenman, n. sp.—-Rootstock short, fibrous, 
