Rhododendron pingbianense
Rhododendron pingbianense
R. pingbianense blomsterknop i RSBG. Foto: Steve Hootman
R. pingbianense (Irrorata).
Hans Eiberg
Flora of China:
Rhododendron pingbianense M. Y. Fang, Acta Phytotax. Sin. 22: 421. 1984.
Shrubs or small trees, ca. 6 m tall; older branches gray; branchlets slender, brown, pubescent.
Petiole cylindric, 10–15 mm, hirsute; leaf blade subleathery, ovate-elliptic or obovate-lanceolate,
7.5–10 × 2.3–3.5 cm; base cuneate; margin revolute; apex acuminate; abaxial surface sparsely glandular-hairy,
midrib with brown dendroid hairs; adaxial surface green, glabrous, midrib conspicuous abaxially, grooved
adaxially; lateral veins 12–17-paired, obscure on both surfaces. Inflorescence racemose-umbellate, 3–5-flowered;
rachis 6–10 mm, yellowish pubescent. Pedicel ca. 1.2 cm, hirsute; calyx lobes 5, ca. 1.5 mm, ovate-triangular,
glabrous; corolla funnelform, pinkish, 3.5–4 cm, lobes 5, ovate, 1.8–2 × 1.5–1.8 cm; stamens 10,
unequal, 1.2–1.8 cm, filaments glabrous; ovary ca. 5 mm, with dendroid hairs; style ca. 3 cm, lower
part glandular with some hairs, stigma slightly swollen. Capsule not known. Fl. Apr.
Forests; ca. 1900 m. SE Yunnan.