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FOC | Family List | FOC Vol. 11 | Meliaceae | Dysoxylum

9. Dysoxylum densiflorum (Blume) Miquel, Ann. Mus. Bot. Lugduno-Batavi. 4: 9. 1868.

密花木 mi hua jian mu

Epicharis densiflora Blume, Bijdr. 167. 1825.

Trees to 25 m tall, evergreen. Bark exfoliating, endodermis yellowish. Young shoots pubescent. Leaves alternate, 35-46 cm, odd-pinnate; rachis densely yellow pubescent; leaflets 7-15, opposite to subopposite; petiolules 4-6 mm, densely pubescent; leaflet blades oblong but apical one obovate-oblong, 9-16 × 3-6 cm, papery, abaxially densely pubescent along veins, adaxially only on midvein, secondary veins 10-14 on each side of midvein, base oblique, apex acuminate to shortly acuminate. Thyrses on older branches and sometimes axillary, solitary or 2- or 3(-10)-conglomerate, 5-9 cm, rachis densely pubescent. Flowers yellowish, 8-10 mm. Pedicel 2-4 mm, densely pubescent. Calyx cup-shaped, 3-4 mm, 4-lobed; lobes triangular, outside sparsely pubescent, inside glabrous. Petals 4. Staminal tube 6-8 × ca. 2 mm, both surfaces sparsely pubescent, margin 8-lobed, each lobe tip 2-cleft as 2 teeth; anthers 8, slightly included within tube. Disk tubular to urceolate, ca. 2 mm high, glabrous, apex undulate. Ovary included in disk, densely covered with thick trichomes, 4-locular; style ca. 8 mm, sparsely villous; stigma peltate. Capsule yellowish green, ellipsoid to obovoid, 4-6 × 2.5-4 cm; pericarp densely covered with pulverulent yellow trichomes. Seeds bright red, with a salmon-colored aril. Fl. Apr and Sep, fr. Apr-May and Oct-Nov.

Seasonal rain forests in ravines; 500-800 m. S Yunnan (Jinghong, Mengla) [Indonesia, Malaysia, S Myanmar, Thailand].


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