Feddes Rep. 13:147 (1914)
Verified by:
Shrub to 2 m. Young shoots loriform-setose, the setae persistent for at least one year. Leaves narrowly obovate, 70-80 x 25-30 mm, tapering to the base, bluntly acute at the apex, lower surface brown with dense but not contiguous scales. Inflorescence (2-)3-4-flowered. Calyx obscurely lobed or undulate, persistently loriform-setose. Corolla white, funnel-campanulate, c. 55 mm, tube c. 30 mm, pilose at the base, the whole surface sparingly lepidote. Capsule ± cylindric, tapering, lepidote, c. 25 mm
China (Guizhou), Vietnam, Laos
Forest, altitude unknown.
R. leptocladon Dop in Lecomte, Fl. Gen. Indo-chine 3:745 (1930). Type: Tonkin, prov. Lao-kay, massif de Lo-sui-tong, 2200 m, Poilane 12680 (holo. P). R. saravanense Dop, loc. cit. Type: Laos, prov. Saravane, sommet de Pou Set, 1400 m, Poilane 16165 (holo. P)
Cullen, J. (1980) A Revision of Rhododendron 1: Subgenus Rhododendron sections Rhododendron & Pogonanthum. Notes from the Royal Botanic Garden Edinburgh 39(1):53