Vine with aerial tubers in leaf axils. Leaves semi-succulent, to c.9 x 8cm (flowering branches only), broadly ovate with base broadly cordate and apex obtuse to rounded. Racemes ± pendulous. Flowers fragrant, cream. Tepals c. 3.5 x 2 mm, elliptic, connate at base. Stamens arising from base of tepals; filaments widened near their base and enclosing style and 3-angled ovary. Ovale 1, basal. Inner bracts (2) c. half length of tepals, very broadly elliptic.