NEW OR NOTEWORTHY ORCHIDS 
rhombeo, apice retuso, membranaceo. Discus callo per- 
magno instructus. Callus antice minute trilobulatus, basi 
cristatus. Columna brevis. 
Stems caespitose, 7-23 cm. or more long, erect, entirely 
concealed by flesby imbricating distichous leaves wbicb 
decrease in size imperceptibly above and below tbe middle, 
complanate, ratber rigid. Leaves triangular, about 1.5 cm. 
long, 5 mm. wide at tbe base. Peduncles terminal or from 
tbe axils of tbe uppermost leaves, shorter than the leaves. 
Bracts of the inflorescence up to 4 mm. long, ovate-cordate, 
acute, scarious. Racemes abbreviated, few-flowered. Pedicel 
with the ovary about 6 mm. long, slender, smooth. Flowers 
orange-yellow. Lateral sepals 4 mm. long, hardly 3 mm. 
wide, strongly concave, oblong-elliptical, acute, with an 
apicule on the under side just beneath the tip. Dorsal sepal 
similar strongly concave or cucnllate. Petals 4 mm. long, 
2 mm. wide, ovate-elliptical, round-obtuse, 3-nerved. La- 
bellum 3-lobed, 4-5 mm. long, 5 mm. wide below the tips of 
the lateral lobes; lateral lobes 2 mm. long, .75 mm. wide, 
linear-oblong, obtuse, divaricate, membranaceous; middle 
lobe up to 4 mm. long, about 3 mm. wide near the middle, 
obscnrely lobulate on each side above the middle, deeply 
retuse at the tip where it is about 1.5 mm. wide. Disc 
smooth except for a cushion-like callus in front of the column. 
Callus compressed dorso-ventrally, slightly concave, ob¬ 
scurely and minntely 3-lobulate in front, with a crest of 
bristle-like appendages on the basal margin near the base 
of the column. Column dilated above the base, 4-lobed. 
Closely allied to Lockhartia micrantha Reichb. f., from 
which it differs in the lateral lobes of the labellum and in 
lacking appendages on the disc of the labellum in front of the 
basal callus. 
Costa Rica, San Carlos, C. H. Lankesier 448, March 30, 
1923. (Type in Herb. Ames No. 25858.) 
Campylocentrum hondurense Ames sp. nov. Herba 
parvnla, epiphytica, radicibus longe patentibns. Caules 
iRulto abbreviati. Folia disticha, approximata, oblongo- 
ligulata, coriacea, apice inaequaliter bilobulata. Pedunculi 
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