5. Memecylon polyanthum H. L. Li, J. Arnold Arbor. 25: 42. 1944.
滇谷木 dian gu mu
Shrubs or trees, 1-8 m tall, many-branched. Branches terete or sometimes 4-sided, glabrous. Petiole 3-5 mm, glabrous; leaf blade ovate, ovate-lanceolate, or elliptic, 5.5-8 × 2-2.5 cm, leathery, both surfaces scabrous, base cuneate, margin entire, apex acuminate to caudate-acuminate. Inflorescences axillary or inserted on leaf axil of leafless branches, umbellate, forming a very dense spheroid clump of flowers, ca. 1 cm; peduncle very short; bracts lanceolate, ca. 0.5 mm. Pedicel ca. 1.5 mm, glabrous. Hypanthium subfunnel-shaped, ca. 2 mm, glabrous. Calyx lobes 4, repand. Petals purplish red or white, tinged yellowish green, broadly ovate, ca. 2 × 2 mm, apex acute. Stamens ca. 3 mm; filaments ca. 2.5 mm; anthers and conic connectives ca. 1 mm, with a small concave abaxial gland. Ovary cup-shaped, glabrous. Fruit a baccate drupe, globular, ca. 6 × 5-6 mm, glabrous, apex with a ring. Fl. Aug-Oct, fr. Mar-May.
● Dense forests, mountain slopes, valleys, trailsides, streamsides, shaded damp places; 600-1000 m. Yunnan (Jinghong).