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FOC | Family List | FOC Vol. 19 | Rubiaceae | Mussaenda

9. Mussaenda emeiensis Z. Y. Zhu & S. J. Zhu, Bull. Bot. Res., Harbin. 28: 257. 2008.

峨眉玉叶金花 e mei yu ye jin hua

Weak shrubs, to 5 m tall; branches compressed, shortly pubescent. Leaves opposite; petiole 2-3.5 cm, shortly pubescent; blade drying thickly papery, green adaxially, pale abaxially, 7-18(-20) × 4.5-12(-15) cm, both surfaces pilose on veins to glabrescent, base obtuse to acute, apex acute to acuminate; secondary veins 7-9 pairs; stipules triangular-ovate to broadly ovate, 6-7 mm, shortly pubescent, acute to cuspidate or 2-lobed. Inflorescence cymose or fasciculate, ca. 1 × 1.5 cm, many flowered, densely pubescent, sessile; bracts ovate-lanceolate, 4-10 mm, acuminate; pedicels ca. 2 mm. Flowers pedicellate, biology not noted. Calyx obovoid, ca. 4 mm, pilosulous; lobes oblong-lanceolate to lanceolate, 8-10 × 2-2.5 mm, pilosulous, acute, with 1 lobe in ca. 2 flowers per inflorescence expanded into calycophyll, blade ovate to elliptic, 2.5-5.5 cm, pubescent to glabrous, base obtuse, stipe 8-10 mm, apex obtuse to acute. Corolla yellow or orange, tubular, outside densely pubescent; tube 10-11 mm, inside densely clavate pilose; lobes broadly ovate, 3-4 mm, inside verrucose, acute to acuminate. Berry ellipsoid, ca. 10 × 8 mm, pilosulous to glabrescent, calyx limb deciduous.

● Mixed forests on slopes; 700-900 m. Sichuan (Emei Shan).


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