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FOC | Family List | FOC Vol. 10 | Fabaceae | Dalbergia

26. Dalbergia hainanensis Merrill & Chun, Sunyatsenia. 2: 32. 1934.

海南黄檀 hai nan huang tan

Trees, 9-16 m tall. Bark dull gray, furrowed; young shoots slightly puberulent. Leaves 15-18 cm; rachis and petioles brown puberulent; leaflets (7-)9-11; petiolules 3-4 mm, brown puberulent; blades ovate or elliptic, 3-5.5 × 2-2.5 cm, papery, both surfaces yellowish brown appressed puberulent when young, subglabrous when old, base rounded or broadly cuneate, apex shortly acuminate, obtuse at tip. Panicles axillary, 4-9(-13) × 4-10 cm, slightly brown puberulent. Flowers small, initially orbicular; bracteoles ovate to suborbicular. Calyx ca. 5 mm, brown puberulent as pedicels, 5-toothed; teeth unequal. Corolla pale pink; petals each with long claw 2-2.5 mm; stan­dard obovate-oblong, ca. 9 × 5 mm; wings rhombic-oblong, 9-10 × ca. 3 mm; shorter keel and wings with downward auricles on upper side. Stamens 10, diadelphous (5+5). Ovary shortly stipitate, linear, densely puberulent except on style, 1-3-ovuled. Legume straight or slightly curved, oblong, oblanceo­late, or strap-shaped, 5-9 × 1.5-1.8 cm, brown puberulent, ob­scurely prominent and reticulate opposite 1(or 2) seeds, base cuneate, attenuate to a short stipe, apex acute. Seeds reni­form, compressed. Fl. Mar-Apr, fr. May-Jul.

● Sparse or dense forests, mountain slopes; sea level to 700 m. Hainan.


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