Perennial subshrubs with stellate and usually glandular hairs, often viscid. Leaves cauline, sessile or subsessile, entire or toothed, flat or with revolute margins. Inflorescence a terminal leafy thyrse or raceme. Flowers strongly zygomorphic; bracteoles present; sepals 5, free, subulate; corolla split almost to base, scarcely 2-lipped, with an obscure anterior pouch, bristly inside, mauve, pink or white; corolla-lobes unequal, winged; auricle obsolete; stamens free, epigynous, anthers free, minutely apiculate; ovary inferior, incompletely 2-celled, ovules 2–8; style simple, almost straight, villous, indusium obovoid, 2-lipped, more or less horizontal, with long bristles on lips, stigma 2-lobed. Fruit a 2- or 4-valved capsule, dehiscent; seeds few, glossy, carunculate, not winged.
6 species, all endemic to Australia.