Erect branching annual up to 30 cm. tall; stems slender, covered with ± appressed white biramous hairs, and usually also having a few rather long erect multicellular hairs.. Leaves free from multicellular hairs; stipules spreading, subulate, setaceous, ± 4 mm. long; rhachis up to 25 mm. long, including a petiole of 4–10 mm., prolonged 2–4 mm. beyond lateral leaflets; leaflets 5–9(very rarely –11), narrowly elliptic-oblong, up to 16 mm. long and 4 mm. wide, strigulose above, strigose beneath.. Raceme free from multicellular hairs, 8–15-flowered, up to 4 cm. long including a peduncle of ± 1 cm.; bracts ± 1 mm. long, caducous; pedicels ± 1 mm. long.. Calyx strigulose, 2–3 mm. long; lobes setaceous.. Stamens ± 3 mm. long.. Style 2–2.5 mm. long.. Pods cylindrical, up to 10 mm. long, ±1.5 mm. wide, densely and stiffly white strigulose, free from multicellular hairs, ± 6-seeded; endocarp spotted.
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