Notes R.B.G. Edinb. 9: 254 (1916)
Verified by:
Very similar to R. roseatum differing only in the narrower leaves with laxer scales on the lower surface.
NE Burma, China (N, W, C & S Yunnan)
Forest margins, scrub, slopes and cliffs
R. pilicalyx Hutchinson, Notes R.B.G. Edinb. 12:66 (1919). Type: Yunnan, Mengtsz, northern mountains, 8000 ft, Henry 10524 (holo, E). R. scottianum Hutchinson, op. cit.: 64. Type: China, Yunnan, head of Hsia-kuan valley, 6000 ft, v 1913, Forrest 10008 (holo. E). R. supranubium Hutchinson, op. cit.: 68. Type: China, Yunnan, E flank of the Tali range, 11-12000 ft, vi 1910, Forrest 6764 (holo. E)
Cullen, J. (1980) A Revision of Rhododendron 1: Subgenus Rhododendron sections Rhododendron & Pogonanthum. Notes from the Royal Botanic Garden Edinburgh 39(1):53