Shrub, 1–3 m; bark flaking, coppery red. Leaves 2.7–6.6 × 1–2.7 cm, oblong to lanceolate, apex obtuse to acute, green above, lower surface pale glaucous green, papillose, scales touching or overlapping, unequal, the smaller sunk in pits. Flowers 4–7, in a terminal inflorescence with a 1–2 mm rhachis; calyx lobes reflexed, 3–5 mm, not ciliate; corolla pale yellow or cream, sometimes with a pale pink flush, tubular-campanulate, 18–25 mm, outer surface scaly, glabrous; stamens 10; ovary scaly, impressed below the declinate style that is scaly in the lower half. Flowering April-May. Royal Horticultural Society (1997).
Distribution China SE Tibet
Habitat 2,150–2,600 m
RHS Hardiness Rating H3
Awards AM 1931 (L. de Rothschild, Exbury); flowers sulphur yellow.
Conservation status Critically endangered (CR)
This species is closely allied to R. xanthostephanum but differs in the pale flowers and in the reflexed calyx lobes. Royal Horticultural Society (1997).