长叶乌口树 chang ye wu kou shu

Shrubs, 2-5 m tall; branches gray, glabrous. Petiole 1-3 cm, subglabrous or puberulent; leaf blade drying papery or membranous and brownish black, lanceolate or lanceolate-oblong, 12-29 × 4.5-10.5 cm, glabrous on both surfaces or abaxially strigillose along principal veins, base attenuate, apex acuminate or shortly acuminate; secondary veins 9-11 pairs; stipules ovate-triangular, 3-4 mm. Inflorescences corymbose, ca. 5 × 5 cm, strigillose; pedicels 3-4 mm. Flowers pedicellate. Calyx pilosulous; hypanthium portion obconical; limb subtruncate or denticulate. Corolla white, villous inside and onto lobes; tube ca. 5 mm; lobes linear-oblong. Ovules 4 per cell. Berry subglobose, 8-10 mm in diam.; seeds 2 or 3. Fl. Jun, fr. Aug-Nov.

● Forests on hills; 900-1000 m. Yunnan.