Semi-woody pubescent, downy or glabrous annual or perennial twining shrub or trailer. Lobed leaves to 150mm long, purplish glabrous above white-pubescent or glabrescent beneath. one to many-flowered cymes to 70mm long, 110mm pink, white, blue or purple flowers solitary or in axillary cymes, minutely pubescent sepals to 20mm long, white or light pink-purple corolla, deeper coloured tube to 100mm long, limbs to 100mm across, angular purplish stems, pale brown glabrous capsule 15mm x 12mm. Large root. Slightly woody perennial twining liana with 110mm lilac, pink or purple flowers, sometimes white, solitary or in axillary cymes, leaves glabrous above pubescent or glabrescent beneath, pale brown glabrous capsule 12mm diameter, 13mm long
Edible roots, medicinal uses