Small, much-branched, soft shrub, up to 500 mm tall. Leaves in whorls of 3, ± 5 mm long, shortly hairy. Flowers usually in clusters of 3 at tips of branchlets, corolla bell-shaped, open-mouthed, 1 mm long, anthers included, without appendages, stigma disc-like, exserted.
Erect shrublet to 50 cm. Flowers small, cup-shaped, dull white, hairy.