Twining subshrub, branches with reddish hairs, leaves to 90mm x 50mm glabrous above reddish-hairy beneath, extra axillary cymes with reddish hairs, triangular bracts to 0.5mm long, glabrus calyx lobes to 1.7mm x 1.5mm, corolla tube 1.5mm long with yellow lobes 4.4mm x 2mm