Rhododendron lasiostylum Hayata

Small multi-branched shrubs, 1–2 m tall; young shoots densely brown or gray-brown strigose, hairs flattened. Summer and winter leaves different. Petiole 3–9 mm, densely coarsely strigose, hairs flat; leaf blade papery, oblong-oblanceolate or obovate, 3–4.5 × 2–3 cm; base cuneate; margin entire; apex obtuse to acute; both surfaces densely coarsely red-brown strigose, hairs flattened. Inflorescence 2–4-flowered. Pedicel 0.5–0.9 cm, densely coarsely brown strigose; calyx lobes elliptic-oblong, 2–3 × ca. 1 mm; outer surface sparsely pubescent; margin ciliate; corolla funnelform, pink, 1.5–2 cm; lobes unequal, oblong, ca. 1 cm, apex obtuse to rounded; stamens 10, unequal, partly exserted, filaments flat, with fine papillose hairs below; ovary ovate-conical, ca. 2 mm, densely coarsely brown strigose; style ca. 1.4 cm, with pale brown hairs at base. Capsules long-cylindric-ovoid, ca. 8 × 2.5 mm, densely strigose. Fl. Jun.

C Taiwan.

Woods; 500–2700 m.

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

Rhododendron lasiostylum là một loài thực vật có hoa trong họ Thạch nam. Loài này được Hayata miêu tả khoa học đầu tiên năm 1913.

毛花柱杜鹃（学名：Rhododendron lasiostylum）为杜鹃花科杜鹃属下的一个种。