Melolobium wilmsii Harms

Virgate suffrutex, 0.3-0.6 m high. Leaves stipulate, leaflets linear to narrowly lanceolate, apex acute, 14-18(-25) x 1-2 mm; petiole 4-8 mm long, stipules subulate, (4-)7-9 x 0.51.0 mm. Inflorescence terminal, 8-120(140-150) mm long, with numerous flowers; flowers 5-8 mm long; bracts linear, 2-5 x 0.3-0.5 mm; bracteoles linear, 1-2 x 0.2-0.3 mm. Calyx shortly bilabiate, with sessile glands, hairy; upper lobes acute; upper lip 4-5 mm long, the apices obtuse; upper sinus 0.5-1.0 mm deep; lateral sinus 1.5-2.0 mm deep; lower lip with very short teeth, 4-6 mm long, the apices obtuse, lower sinuses 0.1-0.8 mm deep. Corolla yellow; standard suborbicular, 6-7 x 4-5 mm, with a well-developed, channelled claw 2-3 mm long; wing petals oblong, sculptured, 6-7 x 1-2 mm, with a linear claw 2-3 mm long; keel petals straight, 6-7 x 23 mm, with a linear claw 2-3 mm long. Gynoecium narrowly oblong, hairy. Fruit narrowly oblong, 16-18 x 3-4 mm, hairy, 3-5-seeded; seeds round, 1.6-2.0 x 1.6-2.0 mm, olive to pale yellow dotted brown.