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Flowers distichous, spreading, many open at a time, not opening widely; sepals and petals yellow or orange, usually with red-purple stripes, lip deep orange or purple.
Lip 1.4–2.5 × 0.6–1.2 mm, elliptic or oblong, recurved about half-way, lip underside swollen at base and apex, the 2 parts separated by a traverse furrow.
Pseudobulbs 0.7–4 cm apart on the rhizome, 2-leaved, 0.4–3.5 × 0.4–1.2 cm, ovoid, ellipsoid or suborbicular, somewhat 4-angled.
Dorsal sepal 3–6.2 × 1–1.8 mm, ovate, not recurved; lateral sepals 3–7 × 1.5–3.2 mm, triangular, sometimes slightly recurved.
Leaves with a petiole-like base up to 8 mm long; lamina 0.6–8.2 × 0.4–2 cm, linear-lanceolate to elliptic.
Anther with a slightly concave, truncate or retuse protrusion which overtops the front margin.
Pollinia 4, ± orbicular but flattened, the larger about twice as long as the smaller.
Petals 1–3 × 0.2–0.6 mm, obliquely linear-lanceolate.
Bracts 3–7 mm long, triangular, spreading, scarious.
Flowers yellow, orange, brown or reddish brown.
Pedicel and ovary 1.8–3 mm long.
Epiphytic or lithophytic herb.
Rhizome 0.8–3 mm in diameter.
