小溪洞杜鹃 xiao xi dong du juan

Shrubs, ca. 1 m tall; branchlets ca. 1 cm in diam. below inflorescence. Petiole cylindric, 3.5–42 mm, densely glandular-hairy; leaf blade leathery, oblong-obovate, 18.5–22.5 × 8–9.5 cm; base rounded or oblique; apex rounded, apiculate; abaxial surface with midrib sparsely floccose-puberulent; adaxial surface green; midrib raised abaxially, grooved adaxially; lateral veins 15–18-paired. Inflorescence racemose, 8–9-flowered; rachis ca. 50 mm, glabrous. Pedicel stout, 1.1–1.9 cm, densely shortly glandular-hairy; calyx cupular; lobes 5, ca. 5 mm, with similar glands; margin ciliate; corolla funnel-campanulate, white, ca. 6.5 cm, lobes 7, ovate, ca. 2.2 × 1.5 cm, emarginate; stamens 15, unequal, 3.1–4.7 cm, filaments glabrous; ovary ovoid, ca. 6 × 4 mm, densely shortly glandular-hairy; style ca. 3.2 cm, lower part with glandular hairs. Capsule not known. Fl. Apr–May.

Forests, roadsides; 800–900 m. W Jiangxi.