tibus ornati. Folium late ovatum, abrupte acutum, basi 
profunde cordatum. Inflorescentiae abbreviatae, uni- 
florae, unicae vel plures. Flores parvi, bilabiati. Sepalum 
dorsale perlate ovatum, acutum. Sepala lateralia in lam- 
inam angustiorem oblongo-ovatam omnino connata. 
Petala lanceolato-linearia, leviter recurva. Labellum 
ovatum, profunde concavo-saccatum vel crateriforme, 
basi cordatum, caverna marginibus latis planis utrinque 
circumdata. Columna subgeneris, crassa, abbreviata. 
Plant epiphytic, caespitose, medium-sized. Roots fi- 
brous, numerous, glabrous. Stems spreading, slender, 
often with a decumbent base, up to 14.5 em. high, pro- 
vided with about three close tubular evanescent sheaths 
which are densely fine-pubescent, the lower two being 
small and imbricating and the upper one separated and 
much longer. Leaf horizontally spreading or more or 
less reflexed, broadly ovate, deeply cordate at base with 
overlapping lobules, abruptly acute with a minutely tri- 
denticulate apex, up to 8.7 cm. long from the apex to 
the tip of a basal auricle and 5 cm. wide. Inflorescences 
abbreviated, 1-flowered, one to several, in the axil of an 
evanescent conduplicate spathe. Flowers small, bilabiate, 
dark red outside with the inner side of the sepals and 
petals pale brown with dark red lines. Sepals sparingly 
pubescent without. Dorsal sepal round-ovate, acute with 
a minute incurved point, with three prominent veins on 
either side of the double central vein, about 8 mm. long 
and 6.9 mm. wide. Lateral sepals entirely connate into 
an oblong-ovate concave obtuse lamina which is 6-nerved 
and about 8.5 mm. long and 4.2 mm. wide in natural 
position. Petals lanceolate-linear, gently recurved, grad- 
ually narrowed to a subacute apex, 1-nerved, about 6.6 
mm. long and 1.1 mm. wide below. Lip simple, ovate, 
deeply concave-saccate, subacute with a minute incurved 
point, cordate at the base, the cavity being surrounded 
[ 89 ] 
