Vasilis Teodoridis:
Apiaceae | Rhododendron
14. Rhododendron subsect. Taliensia (Tagg) Sleumer; Bot. Jahrb. Syst. 74: 550. 1949.
377. Rhododendron beesianum Diels; Notes Roy. Bot. Gard. Edinburgh. 5: 214. 1912.
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Shrubs or small trees; 2–9 m tall; branchlets stout; initially floccose; later glabrescent. Petiole narrowly winged; 15–30 mm; sparsely floccose or glabrous; leaf blade leathery; oblanceolate to oblong-lanceolate; 10–25 x 3–7 cm; base attenuated; narrow to subrounded; apex acuminate; abaxial surface fawn to pale cinnamon; indumentum thin; 1-layered; compacted; hairs radiate; adaxial surface deep green; glabrous. Inflorescence racemose-umbellate; 10–25-flowered; rachis stout; ca. 25 mm; puberulent. Pedicel 1.5–2.5 cm; sparsely pubescent or glabrescent; calyx lobes 5; 1–2 mm; broadly triangular; glabrous; corolla broadly campanulate; white flushed pink to pink; inner surface with or without few crimson spots on tube on upper lobes; with basal blotch; 4–5 x 4.5–5.5 cm; lobes 5; stamens 10; unequal; filaments pubescent at base; ovary ca. 8 x 3 mm; densely pale brown-tomentose; style slightly curved; glabrous; stigma shallowly lobed. Capsule oblong-cylindric; slightly curved; 20–40 x 4–8 mm; hairy. Fl. May–Jun; fr. Sep–Nov.
Coniferous forests; Rhododendron thickets; mountains; (2700–) 3200–4500 m. SW Sichuan; SE Xizang; NW Yunnan [NE Myanmar].