| General Information |
| Distribution | Native to Peru, Colombia, and Ecuador, and naturalized in Puerto Rico, Hawai`i, and Australia.
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Habit
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Trees 8-20 m tall, ± with slender stipular spines 0.3-1(-1.7) cm long.
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Leaves
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Leaves with (1-)3-4 pairs of pinnae, each with 6-15 pairs of leaflets, these oblong to elliptic oblong, 2.5-10 mm long, 1.4-4 mm wide, veins prominent on lower surface, pubescent, sometimes only along margins and on rachis, apex mucronate or weakly acuminate, base rounded, usually oblique.
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Flowers
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Flowers numerous, in cylindrical spikes 7-12 cm long; corolla yellowish green, ca. 6 mm long, inner surface of petals pilose; stamens 5-6 mm long.
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Fruit
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Pods yellowish brown, subcylindrical, often irregularly curved, 6-25 cm long, 1-1.5 cm wide, stipe 1.3-1.8 cm long.
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Seeds
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Seeds brown, narrowly obovoid, ca. 6.5 mm long.
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