Erect to sprawling shrub to 2 m. Branches closely and densely granular-tomentose with non-glandular, dendritic and branched hairs, and occasional shorter, glandular hairs, grey or rusty. Leaves ovate, elliptic, obovate or orbicular, 7–20 mm long, 7–16 mm wide, the juvenile leaves larger; all closely and densely tomentose; petiole to 20 mm long. Flowers axillary, solitary or in 2–3–flowered clusters; pedicels 5–15 mm long. Calyx 3–7 mm long, pubescent; lobes 2–3.5 mm long. Corolla 5–8 mm long; tube abruptly spreading towards limb, deep greenish-yellow with purple striations; lobes 3–5 mm long, purple-black. Stamens exserted. Capsule broadly ovoid to broadly ellipsoid, 4–8 mm long. Seeds 2.3–2.5 mm long.