Crotalaria hyssopifolia Klotzsch

Annual or short-lived perennial with many ascending or spreading branches, up to 7 dm. tall, often much less.. Stem slender, sometimes finely ribbed, appressed pubescent.. Leaves 3-foliolate; leaflets obcuneiform to oblanceolate-oblong or obovate, up to 14–22 mm. long, 6–8(–12) mm. wide, often smaller, rounded, truncate or slightly emarginate at the apex, glabrous or practically so above, appressed pubescent beneath; petiole up to 4–12(–18) mm. long.. Stipules absent.. Racemes subsessile to shortly pedunculate, up to 11 cm. long, with numerous usually fairly closely arranged or crowded flowers and sometimes others in the axils below; bracts linear, up to 1·5 mm. long; bracteoles inserted on the pedicel, inconspicuous.. Calyx 2–3·5 mm. long, with the tube protracted on the lower side, appressed pubescent; upper lobes narrowly attenuate-triangular, ± 2–3 times as long as the tube.. Standard obovate-elliptic, yellow, reddish veined and pubescent outside; wings a little shorter than the keel; keel bent at right-angles in the lower third, with a narrow practically straight twisted beak, 3·5–5 mm. long.. Pod sessile, subglobose-ovoid, 3–4(–4·5) mm. long, appressed pubescent, 1–2-seeded.. Seeds subcordiform, up to 2 mm. long, usually with a prominent aril, smooth, brownish.