Shrub, 0.6-3 m. Leaves 8-15 x 3.2-5.2 cm, oblong to obovate, lower surface covered with a thick, continuous or patchy rufous tomentum composed of dendroid hairs; petioles tomentose and stalked-glandular. at least when young. Flowers 10(-20), in a tight truss; calyx 5-10 mm, lobes irregular; corolla fleshy, light to deep crimson, tubular-campanulate, 40-50 mm; ovary densely stalked-glandular. Royal Horticultural Society (1997)
Distribution China S Tibet, NW Yunnan India Arunachal Pradesh
Habitat 3,650-4,600 m
RHS Hardiness Rating H5
Conservation status Vulnerable (VU)
R. hemidartum Tagg
Leaves with a patchy discontinuous indumentum beneath. Royal Horticultural Society (1997)
This species is closely allied to R. coelicum but differs in the narrower leaves and non-tomentose petioles. Royal Horticultural Society (1997)
Leaves with a continuous indumentum beneath.
Awards AM 1971 (National Trust and Countess of Rosse, Nymans); to a clone ‘Cecil Nice’ from Kingdon-Ward 8289; flowers uniform deep red above, with dark markings in throat.