Home
Herbs perennial, 30-120 cm tall. Stem decumbent or climbing, wingless. Leaves with simple or branched tendril at apex; stipules sagittate, (5-)10-45 × 3-10(-15) mm; leaflets 1-paired, elliptic, lanceolate, or linear-lanceolate, 10-30(-50) × 2-9(-13) mm, puberulent, with parallel veins. Raceme 3-6 × as long as leaf, 5-12-flowered. Calyx campanulate, pubescent; longest tooth longer than tube. Corolla yellow, 12-18 mm; standard orbicular, ca. 14 mm, with claw; wings slightly shorter than standard. Legume black, linear, 2.5-4.5 cm. Seeds yellow or brown, orbicular, smooth. Fl. Jun-Aug, fr. Aug-Oct.
Rhizomatous perennial, 3–8 dm, the stems angled but not winged; stipules lanceolate, 1–3 cm, about equaling the wingless petiole, with or without small basal lobes; lfls 2, lance-linear to narrowly elliptic, 2–4 cm; racemes long-peduncled, with 2–8 yellow fls 12–18 mm; 2n=7–42. Native of Eurasia, intr. in waste places here and there in our range.
A herb. It keeps growing from year to year. It is a scrambling plant and forms dense masses. The leaves have long stalks and 2 grey-green sword shaped leaflets. These are 1-2.5 cm long and have tendrils. The flowers are yellow. There are 5-12 in a group on long stalks. The pods are 3-4 cm long.
