Young parts of branches, inflorescence, leaf-rachis and pinnae densely tomentose to woolly. Petiolar gland hardly or not raised, circular in outline, 1-2 mm in diameter; leaflets 4-6 by 3.2-4.5 mm, main vein distant by c. ⅓ of the width of the leaflet from the front margin; lateral veins inconspicuous to prominulous beneath; both surfaces densely puberulous or sericeous, margins and main vein ciliate-setose. Calyx 2.8-3.5(-4.5) mm. Corolla 6.5-9 mm. Pod 9.5-12(-14) by (1.4-) 1.7-2.8 cm, wing 3 mm wide, densely puberulous to tomentose, glandular, dark brown, not or very tardily glabrescent.
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