Scandent with wiry twisted stems and short leafy branches, ±1.0-1.5 m tall, often with a garlic scent. Rhizome terete, bearing swollen bulbous tubers ±300-500 mm long, closely attached to it. Stems bearing short branches 40-80 mm long. Phylloclades broadly linear, abruptly acute above and below, ±15-20 x 3 mm, without a distinct midrib, flat, soft, pale green. Flowers on short pedicels 4-5 mm long, articulation below perianth; tepals fused below, spreading above, ±5 mm long, cream. Stamens with orange anthers, typical. Ovary ovoid; ovules 15 cm each locule; style short. Berry not seen.
Scandent shrublet, up to 1.5 m high; plant has strong garlic smell. Rhizome with swollen bulbous tubers closely attached to rhizome. Stems twisted, wiry, bearing short branches. Cladodes broadly linear, abruptly acute above and below, several-nerved without distinct midrib, pale green. Flowers solitary in axils, nodding; stamens with orange anthers; pedicels short, 4-5 mm long, articulated below perianth. Flowering time June-Oct. Fruit a berry.
Scandent shrublet to 1 m. Cladodes narrowly elliptic, several-veined. Flowers nodding, solitary in axils, tepals fused below, filaments straight.