Terrestrial climber 0.3-2.5 m tall. Stems terete, or slightly angular, 3-5 mm diam., internodes 0.8-2 cm long. Leaves coriaceous, sessile, narrowly elliptic, 8-15 by 1-1.8 cm, apex acute, base barely attenuate, clasping the stem for 1/2-3/4 its circumference, slightly auriculate, obliquely attached, not or only slightly decurrent. Longitudinal nerves 3 on each side of the midrib, in the outer 1/3. Pennate nerves numerous, running obliquely to the margin. Lower pitchers ovoid-ellipsoid to subglobose, 4-9 by 3-5 cm, with two densely fringed wings, wings 6-10 mm broad, fringe elements 5 mm long, often in groups of 3, groups 0.8-1.3 mm apart; mouth suborbicular to broadly ovate, ± straight, slightly oblique; peristome subcylindrical to flattened, 5-8 mm broad, ribs 0.7 mm apart, c. 0.2 mm high, outer margin entire or slightly sinuate, revolute, inner margin finely dentate, teeth c. 1 mm long; lid ovate to broadly ovate, 2-3.5 by 1.5-3.5 cm, apex rounded, base shallowly cordate, lower surface lacking appendages, nectar glands few, only 5 or 6, sparsely scattered, pit-like, deep, unbordered, transversely elliptic or circular, 0.2-0.4 mm long; spur entire, 1-5 mm long. Upper pitchers reported as infundibuliform, 7.3-7.5 by 2-2.5 cm, but upper pitchers not formed in flowering specimen seen. Male inflorescence 10-15 by 1 cm; peduncle 6-9 cm long, 1 mm diam.; partial peduncles 1-flowered, c. 40; bracts absent; pedicels 3-4 mm long; tepals ovate, 2-2.5 by 1-1.2 mm; staminal column c. 1.5 mm long; anther head diameter unknown. Fruit valves 17-20 mm long. Seed unknown. Indumentum absent from stems and leaves; pitchers and inflorescence inconspicuously ferruginous-tomentose, hairs simple, 0.1 mm long, tepals minutely tomentose, staminal column glabrous. Colour of pitchers yellowish or reddish with diffuse purple spots; peristome yellow.
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