Indigofera kirilowii |
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kirilow's indigo |
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Habit | Shrubs, pubescent, hairs sparse, appressed. |
Stems | erect, arching, branched, 3–10 dm. |
Leaves | 6–15 cm; stipules narrowly long-triangular, attenuate, 4–6 mm; petiole 0.1–2.5(–3) cm; stipels 2–3 mm; petiolules 2–2.5 mm; leaflets (5 or)7–11, opposite, blades broadly ovate, ovate-rhombic, or elliptic, 15–40(–50) × 10–23(–30) mm, base cuneate to broadly cuneate, apex rounded to acute, surfaces appressed-pubescent, pale abaxially. |
Racemes | 40–60+-flowered, dense, 7–8.5 cm. |
Peduncles | 2–3 cm. |
Pedicels | 3–5 mm, glabrous. |
Flowers | 12–14(–18) mm; calyx 2.5–4 mm, lobes triangular; corolla usually pink, rarely white. |
Legumes | brown, deflexed, cylindric, straight, 35–70 mm, leathery, glabrous. |
Seeds | 8–12, reddish brown, ellipsoidal. |
2n | = 16. |
Indigofera kirilowii |
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Phenology | Flowering May–Oct. |
Habitat | Ruderal areas, edges of woods. |
Elevation | 100–150 m. (300–500 ft.) |
Distribution |
TN; Asia (China, Japan, Korea) [Introduced in North America] |
Discussion | Indigofera kirilowii has been in cultivation in the United States since about 1899 (A. J. Rehder 1940). It is known in the flora area only from Madison County. (Discussion copyrighted by Flora of North America; reprinted with permission.) |
Source | FNA vol. 11. |
Parent taxa | |
Sibling taxa | |
Name authority | Maximowicz ex Palibin: Trudy Glavn. Bot. Sada 17: 62, plate 4. (1898) |
Web links |