睡莲叶杜鹃 shui lian ye du juan

Small trees; shoots ca. 3.3 mm in diam. below inflorescence; young shoots glabrous. Petiole 27–33 mm, glabrous; leaf blade leathery, ovate to widely elliptic, 4.7–6.3 × 3–3.8 cm; base auriculate to cordate; apex obtuse, apiculate; abaxial surface glaucous; adaxial surface green, glabrous; midrib prominent abaxially, grooved adaxially, lateral veins 7-paired and slightly raised, flat abaxially. Inflorescence racemose-umbellate, 3–5-flowered; rachis 20–25 mm, glabrous. Pedicel 3–3.7 cm, sparsely glandular-hairy; calyx 1–1.6 mm, red glandular-hairy outside, margin undulate, ciliate; corolla campanulate, pink, ca. 4.5 cm, glabrous; lobes 7, suborbicular, ca. 1.5 × 2.3 cm, emarginate; stamens 14, 1.5–2.7 cm, filaments pubescent at base; ovary conoid, ca. 5 × 3.5 mm, densely red glandular-hairy; style ca. 2.8 cm, similarly glandular to tip; stigma capitate, ca. 4 mm in diam. Capsule not known. Fl. Apr.

Mountain slopes; 900–1000 m. SE Sichuan (Gulin).