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Goniothalamus howii

Description from Flora of China

Trees to 15 m tall, glabrous except for flowers. Petiole 7-10 mm; leaf blade oblong to sometimes elliptic, 10-25 × 4-8 cm, papery, brownish when dry, secondary veins 10-15 on each side of midvein, base cuneate to rounded, apex shortly acuminate to obtuse. Inflorescences axillary, 1-flowered. Pedicel 1-2 cm, puberulent, several bracteolate at base. Sepals broadly ovate, ca. 5 mm, outside puberulent. Petals yellowish green; outer petals broadly ovate, 2.2-2.5 × 1.6-1.8 cm, leathery, sparsely pubescent; inner petals broadly ovate to subrhomboid, 1.3-1.5 cm, thickly leathery, densely hispid. Stamens oblong; connectives orbicular. Carpels 15-18, pubescent; ovules 6 per carpel, in 1 series; styles oblong, as long as ovary; stigmas apically 2-cleft. Monocarps ovoid to cylindric-ovoid, 3-6 × 2-2.5 cm, glabrous. Fl. Mar-Sep, fr. May-Jan.

● Forested slopes; 300-800 m. Hainan, S Yunnan.


 

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