This is the common and most widespread of the Phil- 
ippine species of Plocoglottis and was the first member 
of the genus to be described from Philippine material. 
8. Plocoglottis bicomata L.O. Williams sp. nov. 
Herba terrestris, usque ad 4 dm. alta. Pseudobulbi 
grandes, quadrifoliati. Folia lanceolata,acuminata, tri-vel 
multinervia, longe petiolata. Scapus vaginatus, piloso- 
pubescens sed basi glaber. Inflorescentia laxa; bracteae 
triangulari-lanceolatae, acuminatae, pubescentes. Sepal- 
um dorsale anguste oblongum, obtusum, dorso pubes- 
cens. Sepala lateralia oblongo-ovata, obliqua, obtusa. 
Petala lineari-lanceolata, acuta. Labellum subquadra- 
tum, apiculatum, quadricallosum et bicomatum, mar- 
ginibus lateralibus laceratis. 
A terrestrial herb up to about 4 dm. tall. Pseudo- 
bulb (only one seen) large, about 2.5 em. long and 1.5 
em. thick, bearing four leaves at its summit. Leaves lan- 
ceolate, acuminate, with three prominent and several 
lesser nerves; blade 15-25 cm. long and 2-8 cm. broad; 
petioles nearly as long as the blades, sheathing the stem 
at the base. Scape apparently lateral from the base of 
the thickened pseudobulb, shortly pilose-pubescent, be- 
coming glabrous below, with several acute sheaths which 
are reduced to bracts toward the upper portion. Inflores- 
cence lax, about 2 dm. long; bracts triangular-lanceolate, 
acuminate, pubescent, about 4-7 mm. long. Dorsal sepal 
narrowly oblong, obtuse, pilose-pubescent on the back, 
about 7-nerved, slightly concave, 15 mm. long and 5 mm. 
broad. Lateral sepals oblong-obovate, oblique, obtuse, 
slightly concave, pubescent on the back, 7-nerved, about 
12 mm. long and 6 mm. broad. Petals linear-lanceolate, 
acute, glabrous,about 14 mm.long and 8 mm. broad at the 
base. Lip nearly quadrate when expanded, about 7 mm. 
long and 8 mm. broad, with an apiculation at the apex 
[ 47 ] 
