川滇木莲 chuan dian mu lian

Magnolia duclouxii (Finet & Gagnepain) Hu in Hu & Chun, Icon. Pl. Sin. 2: 18. 1929.

Trees, to 6 m tall. Twigs glabrous. Stipular scar ca. 1/3 as long as petiole. Petiole 1-2.3 cm, adaxially deeply furrowed; leaf blade narrowly obovate to obovate-narrowly elliptic, 8-13 × 2.5-4 cm, thinly leathery, glabrous, adaxially deep green, midvein impressed and abaxially grayish green, reticulate veins inconspicuous, base cuneate, apex acuminate. Peduncle glabrous; spathaceous bract 1, next to tepals. Tepals 9, fleshy; outer 3 tepals red, abaxially tuberculate; tepals of inner 2 whorls purplish red, obovate, 2.8-4.5 × 1.5-2.5 cm, transversely veined, clawed, base thickened. Stamens 1-1.2 cm; filaments short and broad, 1-1.5 mm; connective exserted and forming a 2-3 mm triangular mucro; anthers 6-7 mm, thecae slightly distinct and dehiscent introrsely. Gynoecium narrowly ellipsoid, 7-8 mm, villous; ovules 5 per carpel; styles 2-3 mm. Fruit ovoid-ellipsoid, 5-6 cm. Fl. May-Jun, fr. Sep-Oct.

Evergreen broad-leaved forests; 1300-2000 m. Guangxi, SE Sichuan, NE Yunnan [N Vietnam].

This species is used medicinally.