3. Oyama sinensis (Rehder & E. H. Wilson) N. H. Xia & C. Y. Wu, Fl. China. 7: 67. 2008.
圆叶天女花 yuan ye tian nü hua
Basionym: Magnolia globosa J. D. Hooker & Thomson var. sinensis Rehder & E. H. Wilson, Sargentia 1: 393. 1913; M. sieboldii K. Koch subsp. sinensis (Rehder & E. H. Wilson) Spongberg; M. sinensis (Rehder & E. H. Wilson) Stapf.
Shrubs, to 6 m tall. Bark pale brown. Twigs slender; annual twigs pale grayish yellow, 3-4 mm in diam., grayish yellow appressed villous; biennial twigs grayish white or pale yellow. Stipular scar nearly 2/3 as long as petiole. Petiole 1.5-4(-8) cm, pale yellow appressed villous; leaf blade obovate, broadly obovate, obovate-elliptic, or rarely suborbicular, 8-13(-26) × 6-10(-19) cm, papery, abaxially pale grayish yellow villous, adaxially subglabrous, midvein and secondary veins pale yellow appressed villous, secondary veins 9-13 on each side of midvein, base rounded and truncate, broadly cuneate, or sometimes slightly cordate, apex broadly rounded to shortly acute. Peduncle 3-5 cm, curved downward, pale yellow appressed villous at first. Flowers appearing at same time as leaves, cupular, 8-12(-15) cm in diam., fragrant. Tepals 9(or 10), white; outer 3 tepals ovate to elliptic, shorter and smaller; inner tepals broadly obovate, 6-7.5 cm, larger. Stamens 0.9-1.3 cm; filaments purplish red; anthers 7-10 mm, thecae distinct, apex rounded to rarely slightly apiculate. Gynoecium green, narrowly obovoid-ellipsoid, ca. 1.5 mm. Fruit red, terete, 3-5.5(-7.5) × 2-2.5 cm; mature carpels narrowly ellipsoid, only dehiscing along dorsal sutures, beaks curved outward. Seeds nearly cordate, 5-6 × 6-7 mm; testa bright red; endotesta black. Fl. May-Jun, fr. Sep-Oct.
● Forests; ca. 2600 m. C, N, and S Sichuan.
This species is used medicinally.