Trees, 4–10 m tall, d.b.h. to 25 cm. Branches terete, leaf scars and stipule scars conspicuous. Stipules obliquely lanceo- late, to 8 mm, caducous. Leaves 20–40 cm, 20–60-foliolate; ra- chis terete, densely appressed pubescent when young, glabres- cent; petiolules 1–2 mm; stipels acerose; leaflet blades oblong, 2–5 × 0.8–1.6 cm, smaller at both ends of rachis than in middle, both surfaces with or without dense appressed purplish brown glands and appressed villous but glabrescent, secondary veins 7 or 8 on each side of midvein but inconspicuous, base rounded to broadly cuneate, apex obtuse to retuse and with a mucro. Ra- cemes 4–7 cm, pendulous, 2–4-flowered; bract and bracteoles ovate to ovate-lanceolate, 7–10 mm, caducous, both surfaces appressed pubescent. Flowers 7–10 cm, conspicuously falcately curved in bud. Pedicel 1–2 cm, densely appressed pilose. Calyx green, campanulate, 1.8–2.9 × 1.5–2 cm, sometimes with dots, often sub-bilabiate to subtruncate with adaxial 2 teeth connate, outside glabrous except for teeth apex, inside with appressed hairs. Corolla white, pink, or rosy; standard oblong-obovate to broadly ovate, 5–7.5 × 3.5–5 cm, reflexed at anthesis, callus ab-
sent, claw ca. 1.6 cm, base subcordate, apex retuse; wings fal- cately long ovate, asymmetric, ca. 5 × 2 cm, claw ca. 2 cm, apex obtuse; keel curved, ca. 5 cm, claw ca. 2 cm, limbs with basal abaxial edges connate, apical 1/4–1/3 free, apex obtuse. Stamens ca. 9 mm; anthers linear, 4–5 mm, dorsifixed. Pistil linear, ca. 8 cm, compressed, falcately curved, glabrous; ovary stipitate; stigma slightly turgid. Legume linear, slightly curved, nodding, 20–60 cm × 7–8 mm, ca. 8 mm thick, dehiscent, car- popodium ca. 5 cm, suture angulate at maturity, apex tapering
Trees, 4–10 m tall, d.b.h. to 25 cm. Branches terete, leaf scars and stipule scars conspicuous. Stipules obliquely lanceo- late, to 8 mm, caducous. Leaves 20–40 cm, 20–60-foliolate; ra- chis terete, densely appressed pubescent when young, glabres- cent; petiolules 1–2 mm; stipels acerose; leaflet blades oblong, 2–5 × 0.8–1.6 cm, smaller at both ends of rachis than in middle, both surfaces with or without dense appressed purplish brown glands and appressed villous but glabrescent, secondary veins 7 or 8 on each side of midvein but inconspicuous, base rounded to broadly cuneate, apex obtuse to retuse and with a mucro. Ra- cemes 4–7 cm, pendulous, 2–4-flowered; bract and bracteoles ovate to ovate-lanceolate, 7–10 mm, caducous, both surfaces appressed pubescent. Flowers 7–10 cm, conspicuously falcately curved in bud. Pedicel 1–2 cm, densely appressed pilose. Calyx green, campanulate, 1.8–2.9 × 1.5–2 cm, sometimes with dots, often sub-bilabiate to subtruncate with adaxial 2 teeth connate, outside glabrous except for teeth apex, inside with appressed hairs. Corolla white, pink, or rosy; standard oblong-obovate to broadly ovate, 5–7.5 × 3.5–5 cm, reflexed at anthesis, callus ab-sent, claw ca. 1.6 cm, base subcordate, apex retuse; wings fal- cately long ovate, asymmetric, ca. 5 × 2 cm, claw ca. 2 cm, apex obtuse; keel curved, ca. 5 cm, claw ca. 2 cm, limbs with basal abaxial edges connate, apical 1/4–1/3 free, apex obtuse. Stamens ca. 9 mm; anthers linear, 4–5 mm, dorsifixed. Pistil linear, ca. 8 cm, compressed, falcately curved, glabrous; ovary stipitate; stigma slightly turgid. Legume linear, slightly curved, nodding, 20–60 cm × 7–8 mm, ca. 8 mm thick, dehiscent, car- popodium ca. 5 cm, suture angulate at maturity, apex tapering
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