Internodes sharply keeled, to 5 cm long; basal cataphylls 1 pair, very low (0.2-0.3 cm), apparently soon deciduous; all scale leaves with conspicuous, light-colored margin. Petiole ca. 0.3 cm long, strongly winged; blade very thin, lanceolate, to 6.5 x 3 cm, apex acute or nearly so, base long-tapering into very indistinct petiole; venation pinnate but lowest lateral veins strong. Dioecious. Female inflorescence ca. 1.5 cm long at anthesis, elongating to 3-3.5 cm, extremely slender; peduncle 0.2-0.3 cm long; 2 sterile internodes, lower one very short, fertile internodes 5-8; flower 1 per fertile internode, placed in middle at anthesis, rarely with 1 or 2 additional flowers in lateral series, lower portion of internode elongating, placing fruit at distal end. Fruit white, ovoid, 0.25-0.3 x 0.15-0.2 cm, perianth segments closed.