Rhododendron oldhamii Maxim.

Shrubs, semievergreen, to 3 m tall; young shoots with spreading red-brown flat glandular hairs, also pubescent. Summer and winter leaves different. Petiole 4–6 mm, with dense short brown glandular setae and flat hairs; leaf blade thinly leathery, elliptic or elliptic-lanceolate, 2–7.8 × 1.5–5 cm; base broadly cuneate; margin slightly revolute, ciliate; apex obtuse and mucronate; adaxial surface densely shortly setose, later subglabrous. Inflorescence 2–4-flowered. Pedicel 0.6–1 cm, shortly glandular setose; calyx lobes unequal, triangular-ovate or ovate-lanceolate, 3–8 mm, outer surface with long red-brown glandular hairs on margin; corolla broadly funnelform, brick-red, lacking flecks, 4–4.8 × 3–5 cm; tube tapering toward the base, 1.8–2.4 cm, glabrous; lobes ovate or elliptic-ovate; stamens 10, unequal, shorter than the corolla, filaments puberulent in the lower half; ovary ovoid, densely yellow-brown glandular-setose; style longer than stamens, exserted, glabrous. Capsules broadly ovoid, 9–15 mm, glandular-setose, calyx persistent. Fl. May–Jul(–Oct).

Taiwan.

Mountain thickets; ca. 2800 m.

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

Rhododendron oldhamii là một loài thực vật có hoa trong họ Thạch nam. Loài này được Maxim. miêu tả khoa học đầu tiên năm 1870.

金毛杜鵑（学名：Rhododendron oldhamii）为杜鵑花科杜鵑屬下的一个种。