Gnetum klossii Merr. ex Markgr.

Liana. Leaves leathery, brown when dry, elliptic, not tailed, about 22 cm long, 11 cm broad, secondary nerves bent, indistinctly joining, tertiary nerves finely reticulate. Inflorescences unknown. Fruiting axes simple, cauline, 20 cm long, with thick, rough, 2 cm long internodes. Unpollinated ♀ flowers in a dense hair tuft, 5 mm long, broadly ovate; outer envelop rough, very fleshy, middle and inner ones papery. Fruit obovate-oblong, obtuse, to 5,3 cm long, 1½-3 cm diam., rough by wavy warts formed by protruding, flabellate epidermal cells; outer envelop moderately fleshy, middle one leathery and indistinctly ribbed, inner one papery. Seed 3 cm long.

Lowland to montane forest-mainly in primary forests on ridges and hill slopes.

Can be grown by seedlings.