Epiphytic shrub, climber, or finally a tree. Leaves petioled, oblong-lanceolate, 7.5-27 by 3.5-6.5 cm, thick coriaceous, base acute, apex obtuse or rounded, tapering into a long and narrow acute acumen; nerves 10-15 pairs, inconspicuous above, prominulous beneath; petiole 2-3 cm, rather robust, terete towards the base, auriculate; axillary scale nearly free, loosely appressed to the twig, 3 mm high, rounded. Flowers solitary, pedicel very thick, 0.75-1 cm, at the apex with 2 decussate pairs of large (2.5-3 cm), appressed bracteoles, these together embracing the base of the calyx. Calyx campanulate, 6.5-9 cm long, divided to near the base, lobes ovate-lanceolate, tapering into a long and slender acumen. Corolla white to cream with a broad green medium stripe, tube 12-14 cm, tubular, slightly widened upwards. Anthers divided to below the middle. Stigma peltate, slightly hollowed, 5 mm or more diam. Fruits reversed pear-shaped or acutely obovoid, c. 1 by 4 cm.
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