Mobilabium hamatum Rupp

Plants form single growths or sparse, straggly clumps with numerous, coarse roots. Stems erect to pendulous, usually held away from host,100–600 mm long. Leaves 3–15 per stem, 30–70 × 4–6 mm, widely spaced, yellowish green, stiff, leathery, tip hooked. Racemes 30–60 mm long, 5–15-flowered. Flowers 6–7 × 6–7 mm, opening widely, cream, pale green or brownish with purplish markings. Sepals and petals widely spreading. Dorsal sepal c. 3.5 × 1.5 mm. Lateral sepals c. 3.5 × 1.5 mm. Petals c. 3 × 0.8 mm. Labellum hinged, c. 1.2 mm long, with a few red or purple markings; lateral lobes c. 1.7 × 1 mm, slightly incurved; midlobe c. 1.2 mm long, rounded, hollow, containing sticky nectar.

Locally common; growing on trees in rainforest, relict trees in paddocks, road verges, streamside vegetation and also colonising garden plants.