Low tree, the branchlets densely dark ferruginous-tomentose. Leaves large, 8-foliolate; petiole 2-4 cm. long, terete, tomentose like the branchlets, swollen basally; rachis about 11 cm. long, unwinged, similar to the petiole, bearing sessile, urceolate glands above between insertions of: the petiolules; leaflets 4 pairs, broadly ovate or obovate, about 12 cm. long and 7-8 cm. wide in terminal pair (lowermost pair about l/2 as long), rounded or obtuse or briefly acute, and very briefly mucro-nate apically, obtuse or rounded and somewhat inequilateral basally, pilose below, subglabrous above except tomentose on the costa and chief veins, reticulate, darker above than below; stipules caducous. Inflorescence of 1-2 pedunculate spikes axillary and subterminal from the upper branchlets; peduncular portion 2-4 cm. long, tomentose like the branchlets; floriferous portion equally long, the flowers somewhat distant; floral bracts ovate, 1 mm. long, caducous. Flowers large, sessile; calyx cupular, about 5 mm. long and equally as wide, lanose-tomentose, the teeth scarcely discernible because of the pubescence; corolla funnelform, 17-20 mm. long, gross, lanose-tomentose; stamens about 5 cm. long, the staminal tube barely exserted; ovary white-pubescent along sutural line; style 5 mm. long; stigma capitate. Legume reported flat and densely rufous-pubescent.
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