Rhododendron spadiceum P. C. Tam

This species is almost certainly synonymous with, or a hybrid of, Rhododendron rufulum (see under R. apricum above).

Shrubs; young shoots sparsely coarsely strigose and spreading pubescent. Petiole 6–7 mm. Leaf blade leathery, elliptic to lanceolate-elliptic, 2–5.5 × 1–2.2 cm; base tapering or narrowly cuneate; margin revolute; apex acute and mucronate; abaxial surface densely yellow-white felted and coarsely villous-strigose; adaxial surface glabrescent and lustrous. Inflorescence ca. 10-flowered. Pedicel 0.6–0.7 cm, coarsely strigose; calyx cup-shaped; lobes rounded; corolla narrowly funnelform, purplish, 2.8–3.4 × 1.8–2 cm; tube cylindric, 1.5–1.8 cm; lobes oblong-obovate, 1.3–1.6 × ca. 0.7 cm; stamens 5, unequal, 3–3.5 cm, shorter than the style, filaments puberulent; ovary ovoid, ca. 4 × 2.5 mm, coarsely strigose; style ca. 3.7 cm, sparsely coarsely strigose below.

Forest margins, thickets. SW Fujian.

Rhododendron spadiceum adalah spesies tumbuhan yang tergolong ke dalam famili Ericaceae. Spesies ini juga merupakan bagian dari ordo Ericales. Spesies Rhododendron spadiceum sendiri merupakan bagian dari genus Rhododendron.

Rhododendron spadiceum là một loài thực vật có hoa trong họ Thạch nam. Loài này được P.C. Tam miêu tả khoa học đầu tiên năm 1982.

蔗黄杜鹃（学名：Rhododendron spadiceum）为杜鹃花科杜鹃属下的一个种。