166 NEW FERNS FROM THE ANDES OF QUITO. 
rather dwarfed and separated from the rest. Texture moderately 
firm, both surfaces, em the lower one, finely pubescent. Veins 
erecto-patent, w with 2-3 short forks. Sori in arow midway between 
the midrib and margin of the pinne, immersed oblong, oblique, as 
many as 20 in arow. Near the Mexican P. Martensii, Mett., from 
which it see by its longer stipe, fiver: broader pinne, and oblong 
immersed s 
243*. Pearvintost (Goniophlebium) cuartaceum, Baker, 
ee vihigr woody, Shee wie Sy denudate, 4 Sab 
and broadly pian at the base to the sachin, the pen 15-18 lines 
long, +-} inch broad, the lowest pair doflexed, little dwarfed. Tex- 
ture rigidly subcoriaceous; both surfaces green and quite glabrous. 
Veins very distinct a _ raised areole in only a single row against 
the midrib. Sori in ingie row near the midrib, small, round, 
superficial, 12-15 to a row in the largest pinne. Near P. loriceum, 
Linn. 
Potreoprum (Niphobolus) amentcanom, Hook.—The only American 
-_ of this subgenus, gathered previously by Jameson and 
pruce. 
9*. Mentscrum opacum, Baker, n.sp.—Caudex and stipe not seen. 
Frond oblong-deltoid, simply pinnate, 2-3 feet long, a foot broad ; 
rachis dull brown, slightly scaly. Pinne sessile, lanceolate, acumi- 
nate, obscurely repand, not serrated, the lower ones 6-7 inches long, 
15-18 lines broad. Texture moderately firm ; both surfaces green and 
on 
iform sorus about a line long. Nearest M. reticulatum, but more 
membranous in texture and opaque, with much less distinct veins and 
fewer larger oo and sori. 
ENISCIUM GIGaNnTEUM, JZe¢t.—Known before only in Peru, where 
it was discovered by Lechler. (No. 2292.) 
10*. Acrosricaum (Elaphoglossum) casranevm, Baker, 
Vy 
& 
5 
oO 
p<) 
ee 
S 
6 
5B 
> 
S 
B 
~ 
— 
Ps 
"oO 
2 
=, 
po] 
a 
a 
$8 
a 
ae 
ae 
c 
5 
iad 
- ~ one, but much shorter and with a much longer (18° pas 
ipe. mina the size and shape ee. that f latifoli like 
that of Aubertii. : wedrt teeat tiie 
AcrosticHuM on as ag FURFURACEUM, Baker, n.sp.— 
Rhizome woody, sek eg ei inch thick ; eed dense, linear, 
bright dark chestnut-brown inch long. ’Stipes of barren frond 
3-5 inches long, stramineous, A hed think: ! minute 
linear brown scales. Barren frond eo 5-6 inches seek 
1-1} inch broad, deltoid at the base and tip, rigidly subcoriaceo 
