Erect subsucculent shrub to 0.75 m.; shoots silvery-pubescent, later glabrous.. Leaf-blade linear-oblong to oblong-oblanceolate, 1.5–9 cm. long, 0.5–1.1 cm. wide, obtuse at the apex, cuneate at the base, green and glabrous above, silvery-pubescent, woolly or glabrescent beneath; petiole 5–7 mm. long, biglandular at the apex.. Flowers solitary; peduncle and pedicels short, 2–3 mm. long; bracts linear, 3–8 mm. long, silvery-pubescent.. Sepals lanceolate, acuminate, 0.6–1.8 cm. long, 2–2.5 mm. wide, silvery-pubescent.. Corolla white or pink with darker centre, funnel-shaped, 2.7–5 (–6.3) cm. long; midpetaline areas silvery-pilose.. Capsule ovoid, obtuse, 1.6 cm. long.. Seeds subglobose, 8 mm. in diameter, densely covered with closely adpressed silky golden hairs.