CENTRAL AMERICAN ORCHIDS 
apex into an ovate acuminate marginate lamina. Leaf 
2.5-5 cm. long, 8-13 mm. wide, when dry more or less 
tinged with purple, elliptic-lanceolate, acuminate, rather 
suddenly contracted near the acuminate tridentate tip. 
Peduncle with the raceme 2 cm. or more long, very slender. 
Flowers large, opening in succession. Lateral sepals 6 mm. 
long, 2-nerved, united almost to the middle, ovate, acumi¬ 
nate, acute, with four external carinae, membranaceous, 
fused portion 6 mm. wide, free portion of each sepal 3.5 mm. 
wide, triangular, 4 mm. long from the tip to the point of 
fusion. Dorsal sepal 6.5 mm. long, 3.5 mm. wide, triangu¬ 
lar-ovate, abruptly acuminate, acute, 3-nerved. Petals 3- 
nerved, overlapping behind the column, transversely asym¬ 
metrically lanceolate, 4.5-5 mm. wide; posterior lobe 3 mm. 
long, 2 mm. wide, round-obtuse; anterior lobe 2 mm. long, 
1 mm. wide, tapering gradually to the obtuse tip. La- 
bellum 2 mm. long, conspicuously 2-lobed; lateral lobes 
hardly 1 mm. wide, parallel, narrowly oblong-elliptical, ob¬ 
tuse, unguiculate from the middle; middle lobe much ab¬ 
breviated, subobsolete, glandulose. Column 2 mm. long, 
entire or obscurely lobed at the summit. 
Allied to Lepanthes eciliata Schltr., from which it differs 
in the smooth vegetative parts, in the larger flowers, and in 
the different petals and labellum. 
Costa Rica, Cascajal, C. H. Lankester K350. Sepals 
bronze-red, petals dull, deep rose. (Type in Herb. Kew.) 
Lepanthes Chameleon Ames sp. nov. Herba epi- 
phytica, caespitosa. Caules secundarii elongati, vaginis 
muricatis obtecti, monophylli. Folium ellipticum, apice 
tridenticulatum, marginatum, basi breviter conduplicatum. 
Pedunculi folium excedentes, singuli vel fasciculati, 
filiformes, infra racemum paucibracteati. Racemus flexuo- 
sus, pedicellis oblique ascendentibus. Sepala lateralia usque 
ad medium cohaerentia, laminam lanceolatam bicaudatam 
formantia, supra dense et longe glandulosa, margine ciliato- 
glandulosa. Sepalum dorsale ovatum, acuminatum, longe 
caudatum, margine ciliato-glandulosum, intus glabrum, ex- 
tus nervis tribus conspicue glandulosis instructum. Petala 
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