Caudiciform giant liana, evergreen, twining stems, tomentose leaves 50mm x 16mm, axillary or terminal many-flowered hoary-tomentose cymes, green flowers, pubescent sepals to 3mm long, glabrous corolla 14mm diameter, tube 2mm long, lobes 8mm long glabrous on back pubescent inside, corona 20-toothed with tube 2mm long & 5 longer teeth 2.6mm long spirally coiled at tips, beaked & glabrous follicles 225mm x 25mm with keel each side