Bull. Soc. Nat. Mosc. 7:155 (1837)
Verified by:
Straggling open shrub to 2 m. Young growth lepidote and puberulous. Leaves completely deciduous, thin, strigose with loriform hairs on the upper surface towards the margin at least when young, the upper surface of the midrib puberulent, sparsely lepidote beneath, 40-60 X 15-30 mm. Inflorescences precocious. Pedicels very short, obscure. Calyx rim-like, lepidote. Corolla very openly funnel-shaped, 21-26 mm, tube 8-12 mm, 33-42 mm in diameter, bright mauve-pink, rarely white, pilose outside near the base, glabrous or sparsely pilose inside. Stamens 10, exserted, filaments pubescent towards the base, anthers blue. Ovary lepidote, style glabrous. Capsule lepidote.
USSR (E Siberia, Ussuri region), China (Hubei, Shandong), MONGOLIA, Korea, Japan (Honshu, Kyushu)
R. dauricum var. mucronulatum (Turczaninow) Maximowicz, Rhodo. Asiae Or. 44 (1870). R.
mucronulatum var. albiflorum Nakai, Flora Koreana 2:76 (1911). Type: Corea, Seoul, K, Jo (n.v.).
R. taquetii Leveille, Feddes Rep. 12:101 (1913). Type: Korea, Quelpaert, Hallaisan, 1700 m, vi
1911, Taquet 5788 (holo. E). R. mucronulatum var. ciliatum Nakai, Fl. Sylv. Koreana 8:35 (1919).
Type: ‘Hab. in Corea media et austr. nee non insula Quelpaert’. R. mucronulatum var. acuminatum Hort.
Cullen, J. (1980) A Revision of Rhododendron 1: Subgenus Rhododendron sections Rhododendron & Pogonanthum. Notes from the Royal Botanic Garden Edinburgh 39(1):113