Rhododendron rhodanthum M. Y. He

Shrubs, ca. 1 m tall; young shoots densely coarsely yellowish-brown-strigose. Petiole 2–5 mm; leaf blade papery, elliptic or elliptic-oblong, 3–4 × 1–1.5 cm; base cuneate; margin slightly revolute; apex acuminate and mucronate; both surfaces coarsely silky brown-strigose. Inflorescence 1- or 2-flowered. Pedicel ca. 0.7 cm, coarsely silky-strigose; calyx lobes ovate, outer surface densely coarsely strigose; corolla funnel-campanulate, purple-red, with purple flecks when dry, ca. 2.3 cm; tube cylindric, 12–14 × ca. 3 mm, outer surface sparsely long-strigose, inner surface glabrous; lobes membranous, narrowly elliptic, ca. 0.9 × 0.5 cm, vein lines conspicuous; stamens 5, subequal, 1.9–2.3 cm, exserted, filaments flat, puberulent below; ovary ovate, ca. 3 mm, silky-strigose; style ca. 2.9 cm, longer than the stamens, coarsely silky dark brown-strigose below. Fl. Apr.

Open valley forests. S Hunan.

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

Rhododendron rhodanthum là một loài thực vật có hoa trong họ Thạch nam. Loài này được M.Y. He miêu tả khoa học đầu tiên năm 1985.

淡红杜鹃（学名：Rhododendron rhodanthum）为杜鹃花科杜鹃属下的一个种。