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Shrub, young shoots tomentose, later glabrous. Leaves 6-9 x 2.5-3.5 cm, oblong, apex acute to apiculate, lower surface with a whitish brown to rufous tomentum that usually persists, occasionally only over the midrib; petioles tomentose. Flowers 10-20, in a dense truss; calyx c.1 mm; corolla white to pale pink, with or without purple flecks, blotch apparently absent, 40 mm, widely campanulate, without nectar pouches; ovary densely stalked-glandular, style glabrous. Flowering April-May. Royal Horticultural Society (1997)
RHS Hardiness Rating H5
Awards AM 1989 (P.A. Cox, Glendoick, Perthshire), from Rhododendron Venture, Taiwan, RV 72/001; corolla white and densely spotted. AGM 1993
Conservation status Vulnerable (VU)
Taxonomic note (syn. R. pseudochrysanthum Hayata var. rufovelutinum (T.Yamaz.) T.Yamaz.) Royal Horticultural Society (1997)
Cultivated plants are distinctive on account of their usually persistent leaf indumentum. However, recent Japanense authors treat this as a variety of R. pseudochrysanthum. In the wild this taxon has an extremely restricted distribution. Royal Horticultural Society (1997)