倒卵叶黄肉楠 dao luan ye huang rou nan

Tetradenia obovata Nees in Wallich, Pl. Asiat. Rar. 2: 64. 1831; Litsea obovata (Nees) Nees (1836), not Hayata (1911).

Trees, 10-18 m tall, ca. 20 cm d.b.h. Branchlets stout, densely ferruginous pubescent. Leaves 3-5-clustered at apex of branchlet, subverticillate; petiole 3-7 cm, yellowish brown pubescent; leaf blade shiny adaxially, obovate, obovate-oblong, or elliptic-oblong, 15-50 × 5.5-22 cm, ferruginous pubescent or glabrate abaxially when old, glabrous adaxially, triplinerved, lateral veins 6 or 7 pairs, lowermost pair arising 1-2 cm from base, base cuneate or rotund, apex acuminate or acute, tip obtuse. Racemes composed of umbels, 5-flowered; peduncle 1.2-2.5 cm. Pedicel ca. 3 mm. Perianth segments 6, yellow, ovate. Male flowers: fertile stamens 9; filaments short, villous at base, of 3rd whorls each with 2 oblate glands at base; rudimentary ovary pilose. Female flowers: ovary subglobose, villous. Fruit oblong or ellipsoid, 2.5-4.5 × 1-2 cm, seated on flat discoid perianth tube. Fl. Apr-May, fr. to Mar of next year.

Valleys, streamsides, moist mixed forests; 1000-2700 m. SE Xizang, S and SE Yunnan [Bhutan, India, Nepal].

This species is characterized by its large fruit. The seeds may be used for their oil. The bark is used medicinally to treat fractures.