Small erect shrub. Young shoots densely hairy. Leaves to 6-7 cm long, more or less linear and with distinctive wrinkling; blunt-tipped, dark green above, rusty below; stipules similar to the leaves but slightly shorter. Flowers pinkish-purple, about 2.5 cm wide, 1-3 together on nodding individual stalks. Sepals each with 3 ribs; late winter to spring. Fruit with 5 chambers.
Source: (1997). Sterculiaceae. In: . Horticultural Flora of South-eastern Australia. Volume 2. Flowering plants. Dicotyledons. Part 1. The identification of garden and cultivated plants. University of New South Wales Press.