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Usually an epiphytic shrub (in the wild), in cultivation 1-3 m; young shoots setose. Leaves (7.5-)10-17 x 3.5-7 cm, usually narrowly elliptic, apex rounded, margins often crenulate, upper surface with raised midrib, lower surface greyish, with small unequal reddish scales that are more than their own diameter apart. Flowers 2-3 in a loose terminal inflorescence, slightly scented, pedicels pubescent and scaly; calyx lobes 10-15 mm, pubescent on outer surface; corolla white or cream, often yellowish inside, sometimes with five reddish lines running up lobes, narrowly funnel-campanulate to funnel-campanulate, 85-105 mm; stamens 10; ovary scaly, tapering into the style that is scaly below. Flowering April-May. Royal Horticultural Society (1997)
Distribution Bhutan China S Tibet India Sikkim, W Bengal, Arunachal Pradesh
Habitat 1,800-2,600 m
RHS Hardiness Rating H3
Conservation status Least concern (LC)
Corolla lacking longitudinal lines.
Distribution Nepal, India (Sikkim, W Bengal), Bhutan, China (S Tibet).
Awards AM 1930 (Vice Adm. A.W. Heneage-Vivian, Clyne Castle, Swansea); flowers soft yellow, shaded green in tube. AM 1974 (Maj. A.E. Hardy, Sandling Park, Kent) to a clone ‘Tom Spring Smythe’; flowers green, fading to greenish white. FCC 1974 (Maj. A.E. Hardy, Sandling Park, Kent) to a clone ‘Frank Ludlow’, from L., S. & T. 6694; flowers white, stained yellow at base internally