Perennial up to 90 cm tall. Stem usually branched with both subappressed antrorse and patent hairs (up to 1.5 mm long) with swollen base. Leaves 60-70 x 10-16 mm, lanceolate or broadly so, antrorsely hairy; hairs c. 1.9 mm long, arising from a swollen base. Flowers racemose, bracteate, subsessile; bracts leafy but smaller. Pedicel pubescent, up to 4 mm long in fruit. Calyx 4-5 mm long, antrorsely hairy, slightly longer in fruit, lobes linear. Corolla white, tube ± 4 mm long; lobes ± spreading, ovate-obtuse, crenulate-wavy; limb 3.5-4 mm broad. Throat with 5 sac-like pubescent pouches. Anthers oblong, c. 1 mm long, situated below and alternating with pouches, subsessile, apiculate. Style 1.7 mm long, stigma sub-capitate. Nutlets 3-4 mm long, ovoid, pale white, smooth and shiny.