Shrub; young shoots sparsely stalked-glandular. Leaves 12–16 × 2–4 cm, oblong-lanceolate, glabrous below. Rhachis elongate. Flowers 5–6 in a truss; pedicels densely covered with long-stalked glands; calyx c.3 mm; corolla 7–8-lobed, white, funnel-campanulate, 50–60 mm, outer surface densely long-stalked-glandular; stamens 14–16; ovary and style stalked-glandular. Royal Horticultural Society (1997).
Distribution China NE Yunnan
Habitat 2,300–2,400 m
RHS Hardiness Rating H5
Conservation status Vulnerable (VU)
This species, which may be distinguished by the stalked glands on the corollas and flower stalks, has only recently been introduced into cultivation. Royal Horticultural Society (1997).