BPE Ree aie ee a 
FERNS OF NEW GRANADA. 207 
just as in A. pee tai Hook., but the barren frond much more 
ample and ¢ 
1877 (1 105) AcrosticHuM (GYMNOPTERIS) SUBERECTUM, Baker, 
sp.—Rhizome wide-creeping. Barren fronds 43-5 feet ear 
oloes, saberet Stipes naked, brown-stramineous, as is the ma 
ra rren frond simply pinnate, green on both sides, edits 
iecsienshs in texture. Pinne oblong-lanceolate, the upper adnate 
to the aaa rae ee a and shortly petioled, about a foot long, 
3 i rounded on sides at the 
hier: shallowly lobed rae towards the base. Mein veins distinet 
to the edge, fine, rather ascending, 4-4 in. apart in the fully- 
dev srt shanks veinlets 5-6-jugate, simple, very ascending, the 
lowest of each group joining about a third of the distance aK — 
midrib to the edge. Fertile frond fully bipinnate, its p 
Connon 6-9 in. long, cut down to the rachis into ligulate Sona 
entire or slightly crenate parallel pinnules 4-4 in. broad.—On ol 
trees in the 0 4000-4500 fe 8 
1254 (105*), Acrosticum (GyYMNOPTERIS) POLYBOTRYOIDES, Baker, 
n. sp.— Rhizome wide-scandent, ancien clothed with crisped linear- 
ene —— brown pales. Stipe of barren frond stramineous, 
in. 
nate, ap feet er subcoriaceous, bright green and entirely naked 
on both surfaces. Pinne patent, ep many of the lower 
ones shortly petioled, 8-5 in. long, 3-1 in. broad, acuminate, entire, 
equally deltoid or rounded on both sides ve the base. Main veins 
fine, erecto-patent, distinct to the — } in. apart; oo 
renter pris merous lanceolate seuntaats plaael er 
broad, with c copious parallel oblong or oblong-cylindrical shen 
pinnules, the lowest }-} in. long, the upper growing gradually 
nay oe eh ty !; in. diam.—On trees in the forests, Ocana, 
alt. 7 
) 
“n. sp. —Rhizome wide-scandent. Stipe of the barren frond a 
long, naked, ais ineous. Barren frond oblong-lanceolate, aie 
pinnate, 14-2 feet long, subcoriaceous in texture, bright green and 
quite naked on both surfaces. Pinne lanceolate, upper sessile, 
margin about } in. apart, roast a: veinlets 8—4-jugate, i 
ascending, simple, the groups regularly joining about a third of 
idri ee 
wa ; 
lanceolate, 4—6 in. long, 1-1} in. broad, with spreading adnate 
ane cylindrical pinnules a line broad, the lower ie in. long, 
dually “eg towards the tip of the pinnw.—On trees 
in Ge the’ ortets. 5000 feet. This and the two last are © allied to one 
another, and to A. insigne, Baker, discovered lately by Father 
Sodiro in Heuador. Tavopt for the anastomosing venation they 
