Stackhousia viminea

Glabrous, non-rhizomatous perennial to 70 cm high; stems erect or ascending, rarely branched above. Leaves narrowly obovate to obovate or narrowly elliptic, 1–3.5(–5) cm long, 1–7.5 mm wide, those at base sometimes reduced to scales. Inflorescence cylindric, spike-like; flowers 1–5 at nodes, shortly pedicellate, subtended by a cluster of several ovate bracts to c. 1 mm long. Hypanthium 0.4–0.7 mm long; sepals 0.5–0.8 mm long, entire to undulate; corolla pale green to deep yellow, rarely tinged red-brown outside, tube 2.2–3.5 mm long, lobes 1.5–3 mm long, obtuse to acuminate; gynoecium 3-partite. Mericarps 1–3, broadly ovoid to broadly ellipsoid, 1.5–3 mm long, rugose to coarsely rugose-reticulate, sometimes tuberculate; basal cavity very shallow. Flowers Aug.–Dec.