Large scandent nearly glabrous shrub to 15m with quadrangular glabrous lenticellate branchlets pubescent when young becoming glabrescent. Glabrous leaves to 105mm x 50mm. Lax axillary & terminal panicles to 300mm long with 6 mucronate puberulous bracts to 20mm x 35mm, purple, blue or red flowers with hairy throat, 5-lobed calyx 4mm long with 5 hirsute bilobed lobes to 1mm long, glabrous 5-lobed corolla 5mm long with villous band in throat, fruit a drupe