Description:
Upright, sympodial epiphytic orchid. Rhizome 4.5 mm diameter, covering with sheaths that disappear with age. Pseudobulbs tapered, about 3.2 cm long, 1.5 cm wide, spaced 5–6 cm apart along the rhizome, each with a single leaf. Leaves oblong to elliptic, up to 14 cm long, 5.5 cm wide; petiole 2–2.5 cm long. Inflorescence erect, 7 cm long, appearing from the base a pseudobulb with 3 basal sheaths; with a single flower, up to 5 cm across. Flowers orange-yellow with reddish brown stripes and tiny spots. Dorsal sepal lanceolate, 2.8 x 1.3 cm; petals linear, pointed at tips, 2.4 x 0.8 cm; lateral sepals ovate, keeled, 3 x 0.8 cm. Labellum fleshy, tongue-shaped, curved, 1.5 cm long, 7 mm wide.
References:
Cootes, J. 2001. The Orchids of the Philippines. 231p. Times Editions, Singapore.
Pelser, P.B., J.F. Barcelona, & D.L. Nickrent (eds.). 2011 onwards. Orchidaceae. In: Co’s Digital Flora of the Philippines. http://www.philippineplants.org.