Rounded undershrub to 30 cm tall, 45 cm wide. Branches viscid. Leaves oblong, elliptic or ovate, sometimes abruptly narrowed in upper half, sessile or almost so, 2–10 mm long, 1–4 mm wide, sometimes larger, viscid-pubescent with glandular and non-glandular hairs. Flowers solitary, or in 1–3–flowered cyme-like groups; pedicels 1–10 mm long. Calyx 2–5 mm long, pubescent. Corolla 6–11 mm long, sparsely pubescent outside, papillose inside, white, the striations purple; lobes broadly elliptic to orbicular, 2.5–5 mm long. Stamens 2–5 mm long, the filaments pubescent at base. Capsule globose to broadly ovoid, 2.5–4 mm long. Seeds c. 2.5 mm long.