Inflorescences one or more from the axils of the leaves 
or from the nodes of the stem, about as long as the 
leaves, 3- to 10-flowered, peduncle slender, with one or 
more semiamplexicaul bracts below: bracts of the inflo- 
rescence 8-5 mm. long, ovate-lanceolate, acute, cucul- 
late. Flowers dull purple with greenish white and yellow 
markings. Dorsal sepal 10-12 mm. long and 5-6 mm. 
broad, oblong-elliptic, obtuse, constricted near the apex, 
5-nerved. Lateral sepals about 8 mm. long and 6-8 mm. 
broad, 5-nerved, ovate-lanceolate, prolonged at the base 
and with the column-foot forming a subsaccate mentum; 
the mentum laterally compressed, about 5 mm. deep and 
6-7 mm. across the mouth. Petals 10-12 mm. long and 
2mm. broad, linear to linear-spatulate, obtuse or trun- 
cate, the apex sometimes obscurely lobulate, faleate, 2- 
to 38-nerved. Lip short-unguiculate ; claw about 4—5 mm. 
long, laterally compressed and fleshy, about 2 mm. thick, 
arcuate, with two longitudinal calli which become three 
in front; lamina 14-18 mm. broad and about 10 mm. 
long, 3-lobed, subcochleate, with a single subumbonate 
or 8-ridged callus at the base; lateral lobes spreading, 
about 8 mm. broad, obtuse; mid-lobe emarginate almost 
to its base, about 4 mm. long with each segment about 
1.5 mm. broad, acute. Column of the section, 3.5—-4.5 
mm. long. 
NETHERLANDS New GuINeA: common low epiphyte on ridges, rain 
forest, 6 km. southwest of Bernhard Camp, Idenberg River, flowers 
a pale brownish purple, alt. 1200 m., February 1939, Brass 12844 
(Type in Herb. Ames). 
British New Guinea: Amieng, on Yaneng River, a tributary of 
the Buso River, above mouth of Tosapik Creek, Morobe District, 
flowers dull purple with greenish white and purple markings, alt. 
5000-6000 ft., May 22, 1941, Clemens 12213. 
Dendrobium jfantasticum belongs to the subgenus 
Athecebium, section Latourea of Schlechter’s treatment 
of the orchids of ‘‘Deutsch-Neu-Guinea’’ in Fedde Re- 
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