Perennial herb with several trailing stems from woody rootstock; stems to 75 cm long, puberulous or retrorsely sericeous-puberulous when young, with or without stalked capitate glands intermixed. Leaves ovate to elliptic, largest 4.5–8≈2–3.2 cm, apex acute to subacuminate, sparsely sericeous-puberulous along veins. Flowers in open axillary dichasial 1–7-flowered cymes, often 1 flower and two aborted buds towards tip of stems, cymes sometimes aggregated towards tip of stems; peduncle and branches 2–15 mm long, sparsely to densely glandular-puberulous; outer bracts elliptic, up to 2 cm long or like inner bracts and bracteoles: linear-lanceolate and up to 6 mm long, indumentum as leaves; pedicels to 2 cm long. Calyx puberulous with mixture of stalked glands and non-glandular hairs, ciliate on teeth, 13–20 mm long; teeth 7–10 mm long, same length or slightly longer than tube, cuspidate. Corolla with limb nearly symmetric (trumpet-shaped with throat expanded downwards), white (rarely very pale mauve), with orange tube and orange patches at base of lower lip and in throat, sparsely puberulous and with scattered capitate glands, 35–50 mm long of which the linear tube 12–20 mm, the throat 12–15 mm and the limb 11–15 mm, limb and throat same length; lobes obovate-spathulate, eventually recurved. Free part of filaments 6–8 and 9–10 mm long, with scattered capitate glands towards apex; anthers 2–2.5 mm long, spurs ± 1/2 mm long. Style apically with mixture of hairs and stalked capitate glands. Capsule and seed not seen.
