oblanceolata, obtusa vel subtruncata. Labellum cupula- 
tum et carnosissimum, apice sagittatum, obtusum, pu- 
berulum., 
Small epiphytic, flexuose herbs up to about 15 cm. 
long. Stems slender, flexuose, obscurely fractiflex ; in- 
ternodes about 5 mm. long. Leaves 8-15 mm. long and 
1-2 mm. broad, linear to elliptic-linear, acute, faleate or 
straight, spreading, laterally compressed, articulate; leat- 
sheaths covering the stem, usually ancipitous. Inflores- 
cence elongated, much exceeding the subtending leaf, 
3-9 cm. long, borne in the axils of the leaves, a several- 
to many-flowered spike or raceme; bracts 1.5-83 mm. 
long, lanceolate-triangular, acute or aristate, cucullate, 
decurrent on the rachis, smooth or verrucose externally, 
glabrous. Sepals united into a tube for a short distance 
at the base. Dorsal sepal about 2-2.5 mm. long and 
1.5-2 mm. broad, ovate to ovate-orbicular, obtuse or 
acute, fleshy, l-nerved, Lateral sepals 2-2.5 mm. long 
and 1.5—2 mm. broad, ovate-orbicular to subtriangular, 
obtuse or acute, fleshy, 1l-nerved. Petals about 1 mm. 
long and 0.5 mm. broad, obovate to oblanceolate, obtuse 
to subtruncate, sometimes obscurely unguiculate, 1- 
nerved, puberulent. Lip 2-2.5 mm. long and 1-1.5 mm. 
broad, adnate to the column; the basal portion cupulate 
and very fleshy, 1-1.5 mm. in diameter, puberulent; 
terminal part about 1-1.5 mm. long and 0.75—-1 mm. 
broad, sagittate, obtuse, the basal angles sharp, not fleshy, 
puberulent, attached to the under side of the basal part. 
Column about 0.5 mm. long and as broad or broader; 
pollinia eight, of two sizes, the larger subreniform about 
0.25 mm. long and 0.12 mm. broad, the smaller broadly 
reniform 0.1—0.15 mm. long and 0.08—-0.1 mm. broad. 
Britis New Guinea: Ulap trail, Matap, Morobe District, flowers 
vivid brick red, April 6, 1940, Clemens 11341 (Tyrer in Herb. Ames). 
Chitonanthera gracilis is allied to C. calceiformis J. J. 
[ 168 ] 
