云南假卫矛 yun nan jia wei mao

Microtropis illiciifolia (Hayata) Koidzumi var. yunnanensis Hu, Bull. Fan Mem. Inst. Biol. 7: 214. 1936.

Small trees or shrubs, 2.5-9 m tall. Petiole 5-9 mm; leaf blade rectangular or elliptic to ovate-elliptic, 4-10 × 1.5-3.5 cm, leathery, base cuneate or widely cuneate, margin slightly revolute, apex long acuminate or slightly caudate, often curved toward one side; secondary veins 7 or 8 pairs, ascendant. Cymes glomerate, axillary or on branched axis, 1-3-flowered, sometimes more; peduncle 5-10 mm; terminal flowers sessile or subsessile. Flowers generally 4-merous, rarely 5-merous; sepals thick, semiorbicular, ca. 2 mm wide, margin ciliate with dark brown toothlike cilia or entire; petals broadly elliptic, ca. 3 mm. Disk annular, thick, fleshy, lobe obtuse-triangular or truncate. Stamens 4, rarely 5. Ovary broadly conical; style thick, ca. 1 mm. Capsule rectangular-elliptic, 1.5-1.8 cm × 6-9 mm. Fr. Jan-Mar.

● Secondary forests on limestone hills; 1500-2000 m. W Guangxi, SW Guizhou, SE Yunnan.

In the protologue of Microtropis yunnanensis , Chen included Myrsine chaffanjonii H. Léveillé (Fl. Kouy-Tchéou, 287. 1914-1915, "chaffanjoni") in synonymy. If indeed the two taxa are conspecific, the correct name is Microtropis chaffanjonii (H. Léveillé) Y. F. Deng (Ann. Bot. Fenn. 44: 397. 2007).