et 7 ae 
to the costae into broadish, rounded, or subappressed, thin 
cartilaginous-edged, crenato-entire lobes, which are 2 to 3 
lines wide; texture thinly papyraceous; pellucid; colour dark 
green above and glossy, pale beneath from minute micros- 
copie greyish scales; rachis puberulous; veins pellucid, simple, 
4 to 8 fo a side, lowest pair uniting and sending a vein to 
the sinus, where the next pair meet; sori medial or nearer 
the midrib, reaching to the lowest vein; involucre minute, 
soon obliterated. 
Polypodium heterotrichum, Baker MSS. n. sp. 
— Stipites many, short, less than one inch long, very slender 
and wiry, tufted, but not strietly caespitose, clothed with 
long, soft spreading hairs; fronds pendent, ligulate, 3 to 8 
inches long, !J; to °, inch wide, deeply pinatifid; segments 
numerous, close, spreading obliquely adnate and barely con- 
fluent by the shortly decurrent base, about 1 line wide, !/; 
to 1], inch long, acute, entire, subentire, or occasionally re- 
motelly toothed; texture thin, flaceid; rachis black, thread- 
like, and with both surfaces puberulous-glandulose, and 
rusty ciliate with soft spreading hairs; veins pinnate, oblique, 
short, reaching half-way or more to the margin, simple; sori 
copious, dorsal, or terminal, contiguous, in two approximate 
rows along the midrib, 4 to 7 to a side. 
Acrostichum gramineum, Jenman, n. sp. — Rhi- 
zome slender, !/; inch thick, ereeping, naked, dark-coloured ; 
fronds scattered but copious, forming spreading grass-like 
patches, 5 to 8 inches high, linear acuminate, decurrent into 
the long (2 to 3 inches) slender petiole, ® inch wide; sur- 
faces naked throughout, glossy, viscid, pale green; veins 
immersed, close, simple or forked, terminating within te 
edge in clavate apices; texture firm; fertile fronds smaller, 
on longer petioles, but similar in shape. 3 
Acrostichum viscosum, Sw., var. obtusum, Jein- 
man: fronds long, narrow, obtuse; rachis very porminent; 
stipites long, caespitose. : 
Acrostichumpallidum, Baker MSS., n.sp. — Caudex 
stout, woody, 1 inch thick, densely clothed with long atte- 
nuated, loose, fibrillose, undulate, black scales, which are 
Ya inch lon ‚1, line wide; stipites numerous, caespitose, 
5 to 10 Ba long, slenderish, flattened on the upper side 
and channelled; fronds pendent, 6 to 14 inches long, 11; 
to 2 inches wide, apex acuminate, base rounded (in large 
specimens subcordate); texture coriaceous; margins repand, 
edge cartilaginous; veins once or twice forked, about 1 line 
apart, the dark-coloured bases ceurved; surfaces naked; co- 
lour throughout pale green; fertile fronds similar in shape, 
but smaller and on longer stipes. Eee 
