Wilson & Render, Monogr. Azaleas 28 (1921)
Verified by:
Much-branched shrub, 1-2.5m; young shoots densely clothed with adpressed broad flattened stiff, persistent chestnut-brown hairs. Leaves dimorphic, persistent; spring leaves oblanceolate to narrowly obovate, 2-5 x 0.5-1.5cm, apex acute, gland-tipped, base cuneate, margin entire, both surfaces sparsely strigose, especially on midrib; summer leaves 15-30 x 2-6mm, otherwise as for spring leaves; petioles 2-5mm, densely strigose. Inflorescence 1 (-2)~flowered; pedicels 5-8mm, densely chestnut-stri-gose. Calyx c.lmm, indumentum as for pedicels. Corolla funnel-campanulate, 25-40mm, pink (or carmine to scarlet); tube 15-25mm, glabrous. Stamens 10, as long as corolla, unequal, filaments papillose below middle. Ovary densely clothed with grey or chestnut-brown strigose hairs; style glabrous or with a few adpressed hairs at base. Capsule cylindric-oblong, c. 10mm long.
China (N Taiwan)
Chamberlain, D.F. & Rae, S.J. (1990) A Revision of Rhododendron IV Subgenus Tsutsusi. Edinburgh Journal of Botany 47(2):112