| A lithophytic herb of one or two growths and more. Leaves 4 to 6, narrowly
oblong to oblongelliptic, obtuse at apex, 22 to 30 cm long and 2.5 to 4
cm wide, green and dark green mottled above and heavily spotted in rows
beneath, ciliate along the margins. Inflorescence successively single,
many flowered; peduncle 15 to 18 cm, purple and finely pubescent; bracts
elliptic, obtuse, 1 to 1.5 cm long, green spotted with purple. Flowers
8 to 10 cm across; dorsal sepal light green and maroon spotted at base
and in the middle; synsepal light green and brown spotted; petals white
and purple blotched from the base to apical part; lateral lobes of labellum
white to pale yellow and finely spotted light brown; middle lobe pink-purple
with a pale yellow margin; staminode green flushed dark brown at base.
Dorsal sepal broadly ovate, obtuse, margins slightly undulate and ciliate,
2.7-3.5 cm long and 2.2-4.3 wide. Synsepal elliptic, truncate, 2.8 to 3
cm long and 2.2 to 2.4 cm wide. Petals more or less horizontal, linear,
obtuse, undulate, twisted in apical half, ciliate, 4 to 5.2 long and 0.6
to 1.2 cm wide. Labellum bulbously inflated towards apex, 4 to 5.2 long
and 2.2 to 2.8 cm wide; side-lobes incurved and warty. Staminode convex,
ovate- rhombic, obtuse, 11 mm long and 10 mm wide. |
180107
