206 FERNS OF NEW GRANADA. 
jugate, oblique-oblong, adnate to the rachis, about a line broad, the 
lower ones gradually dwarfed, each with a single medial vein, with 
a short fork at its base. Sori solitary on the pinne, placed at the 
end of the midrib near their tip, orbicular, superficial On _ trees 
a = in forests at 5000 feet. Allied to P. trichomanoides 
and eaig 
1947. | Pdlesobain graveolens, Baker. 
1505. P. villosum, Karsten 
:“ Jamesonia verticalis, Kunze. 
819. a ita pumila, 06 
1487 (83*). G GRAMME VELLEA, Baker, n. sp.—Stipes densely 
tufted, wiry, 1-2 in. lanes denucly ol clothed with fine short spreadin 
crisped subulate pale, as is the main rachis. Fronds lanceolate, 
the Veins 1 by the upper auld one running in Ns 
each lobe of the lower ones. Sori oblong, occupying the lower 
part of the iceadan: lel border, alt. 8800 feet. Like dwarf 
G. son se densely pilose, with 1- ‘veined ultimate segments. 
1563 (50*). Gymnocramme xeRopuita, Baker, n.sp.—Densely 
tufted. Fronds 4-5 feet long, quadripinnate, thick and firm in 
texture, dark green and glabrous on the upper surface, matted all 
over — persistent pale brown tomentum beneath ; ra achis bright 
brown, se. Pinne lanceolate-deltoid, a foot 
or more “lebd, distinctly petioled. Pinnules lanceolate, 3-4 in 
long, 1-14 in. broad. Tertiary segments sessile, oblong- lanceolate, 
+1 in. long, deeply pinnatifid, with close semi-orbicular final lobes 
z-% in. broad, thew margins slightly revolute. Final ve ining 
Hlabellate-pinnate. Sori slender, running along the veins. ae 
rocky places, alt. 8000 feet. Texture and vestture of G. ferrugt 
and aureo-nitens, but much larger and more und. 
: avi Gymnogramme prehensibilis, Baker. ipatieeel before only 
y 
1453, 1865. Meniscium giganteum, Mett. 
1440. Acrostichum castaneum, Baker. 
1871, A. Gardnerianum, Fée. 
1878 (82*). Acrosticnum (Potygorrya) sorryorEs, Baker 
n. sp.—Rhizome wide-scandent, with distant horizontal spreading 
stiff dark glossy green glabrous fronds. Stipe 14 ft. long, dull 
brown, with large lanceolate brown pales towards ~ base. Barren 
long, 6-8 in. broad. Pinnules lanceolate, 3-4 ng, 1-1} in 
broad ; tertiary segments sessile, cong ancealat, ry in. broad, 
cut down to the rachis in the lower pet, into close parallel adnate 
seep de ET quarternary segmen Veins forked or sub- 
pinnate in the final segments. Fertile yi tripinnate, the small 
aug distinetly stipitate soriferous final segments regularl 
arranged.—On trees in the forests, 6000-7000 feet. 
Fertile frond and its final segments in shape, size, and arrangement 
