Vasilis Teodoridis:
Apiaceae | Rhododendron
265. Rhododendron strigillosum Franchet; Bull. Soc. Bot. France. 33: 232. 1886.
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Shrubs; rarely small trees; 2–5(–10) m tall; bark grayish; young shoots densely glandular-setose. Petiole stout; 10–20 mm; glandular-setose mixed with branched hairs; leaf blade leathery; oblong-lanceolate to oblanceolate; 8–16 x 2.2–4 cm; base cuneate or subcordate; margin revolute; ciliate; apex acuminate or cuspidate; abaxial surface with setae that are glandular or branched at the tip and persistent; especially near base; sometimes restricted to midrib; midrib with stouter setae; rufous-setose near base; adaxial surface green; glabrous when mature; midrib prominent abaxially; deeply grooved adaxially; lateral veins 15–18-paired. Inflorescence 8–12-flowered; rachis ca. 15 mm; glandular. Pedicel 0.6–1.5 cm; glandular-setose; calyx ca. 2 mm; ciliate; corolla tubular-campanulate; fleshy; deep red; red; or white; with black-crimson basal blotch; 4–4.5 cm; with 5 black crimson nectar pouches at base; lobes 5; suborbicular; 1.3–1.5 x 1.8–2 cm; emarginate; stamens 10; unequal; 2–3.4 cm; filaments glabrous; ovary ovoid; ca. 5 mm; densely glandular-setose; style ca. 3.5 cm; glabrous. Capsule cylindric; 10–20 x 6–7 mm; densely setose. Fl. Apr–Jun; fr. Sep–Oct.
Forests; Rhododendron thickets; rocky slopes; 1600–3800 m. Sichuan; Yunnan.