峨眉拟单性木兰 e mei ni dan xing mu lan

Magnolia omeiensis (W. C. Cheng) Dandy.

Trees, to 25 m tall, to 40 cm d.b.h., andro-dioecious. Bark dark grayish. Petiole 1.5-2 cm; leaf blade elliptic, narrowly elliptic, or obovate-elliptic, 8-12 × 2.5-4.5 cm, leathery, glandular, abaxially pale grayish green, adaxially deep green and glossy, secondary veins 8-10 on each side of midvein, base cuneate to narrowly cuneate, apex shortly acuminate with an obtuse acumen. Male flower: tepals 12; outer 3 tepals pale yellow, oblong, 3-3.8 × 1-1.4 cm, thinner, apex rounded or obtuse; tepals of inner 3 whorls milky white, obovate-spoon-shaped, narrower and smaller, fleshy; stamens ca. 30, 2-2.2 cm; filaments dark red, 2-4 mm; connective dark red, exserted and forming a mucro; anthers 1-1.2 cm; torus apex mucronate. Bisexual flower: tepals same as those of male flowers; stamens 16-18; gynoecium ellipsoid, ca. 1 cm; carpels 8-12. Fruit obovoid, 3-4 cm. Seeds obovate, 6-8 mm in diam.; testa reddish brown. Fl. May, fr. Sep. 2n = 76*.

● Evergreen broad-leaved forests; 1200-1300 m. Sichuan (Emei Shan).