Shrubs, erect, 1-3 m tall, much branched. Branchlets sparsely pubescent. Leaves 3-foliolate; petiole 2-7(-9) cm; leaflets abaxially pale green, adaxially green, ovate, obovate, or ovate-oblong, terminal one 1.5-6 × 1-3.5 cm, abaxially pilose, adaxially glabrous, base subrounded or broadly cuneate, apex obtuse-rounded or emarginate, mucronate. Racemes axillary, longer than leaves, often branched in large lax panicles; peduncle 4-10 cm. Pedicel ca. 2 mm, densely hairy. Calyx ca. 5 mm, 5-lobed; lobes shorter than tube. Corolla reddish purple, ca. 1 cm; standard obovate, apex emarginate; wings suboblong, short, base auriculate, clawed; keel subequal to standard, base long clawed, apex obtuse. Ovary hairy. Legume obliquely obovoid, slightly flat, ca. 10 × 5 mm, densely pubescent, reticulate veined. Fl. Jul-Sep, fr. Sep-Oct. 2n = 22*.
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Much like no. 1 [Lespedeza thunbergii (DC.) Nakai]; lfls avg wider; fls smaller, 9–13 mm, borne in numerous strongly ascending racemes that tend to form a sort of terminal, leafy panicle; cal-lobes more lance-triangular, not so long-pointed, not obviously longer than the tube; the 2 upper generally not so long-connate; 2n=18. Native of Japan, occasionally escaped from cult. in se. U.S., n. to Va. July–Oct.
An erect shrub 1-3 m tall. It keeps growing from year to year, It has many branches. It can be somewhat climbing. The leaves are clover-like with 3 leaflets. They are green above and paler underneath. The flowers are in loose groups along the branches. The flowers are pea like and purple. The fruit are one seeded pods about 5 mm long.
Grassy places and thickets in lowland all over Japan. Mountain slopes, forest margins, roadsides, thickets and forests; at elevations from 150-1,000 metres.
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It is a temperate plant. It will grow on arid soils. In China it grows between 100-1,000 m above sea level. It suits hardiness zones 5-8.
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