Planta perennis, diifuse-prostrata, multiramosa, ubique foliata, ramis gracilibus ad 15 cm. longis, junioribus albo-tomentellis. Folia trifoliolata; petioli 3-5 mm. longi, sulcati, primo albo-tomentelli; foliola perbreviter petiolulata, anguste cuneata, acutata, terminalia 3-4 mm. longa, lateralia paulo breviora, juventute albo-tomentella, mox glaberrima, subcoriacea, viridescentia; stipula unica, interdum falcata, lineare, acuta, 1 mm. longa. Flores axillares, singuli vel raro gemmati, perbreviter pedicellati, orangeani. Calyx 2.5-3 mm. longus, extra albo-sericeus, segmentis superioribus anguste deltoideis circiter 1 mm. longis, inferiore superioribus acuminatiore duplo longiore. Vexillum in toto 5-6 mm. altum, limbo ovato apice late triangulare basi subhastato ungui fere duplo longiore postice apicem versus paullulo pubescente; alae anguste oblongae, 4-5 mm. longae, obtusae, obtuse sagittatae, glaberrimae; carina subcurvata, 3-5 mm. longa, 1.5 mm. lata, obtusa, angustissime sagittata, frontem versus parcissime pubescens; ungues gracillimi, 1 x 5 mm. longi. Ovarium tenuiter sericeum, stylo duplo longiore fere recto glabro, stigmate oblique subcapitato.
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Decumbent, perennial herb, branches up to 180 mm? long, mat-forming, twigs densely silky-sericeous when young. Leaves trifoliolate, with slender petioles much longer than leaflets on vigorous shoots. Leaflets narrowly oblanceolate. Inflorescences terminal on short lateral branches. Flowers small, up to 8 mm long, yellow. Petals: standard with large part hairy. Flowering time Apr.? Pod as long as or slightly longer than calyx, almost orbicular laterally.