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FOC | Family List | FOC Vol. 10 | Fabaceae | Indigofera

45. Indigofera jikongensis Y. Y. Fang & C. Z. Zheng, Acta Phytotax. Sin. 21: 329. 1983.

鸡公木蓝 ji gong mu lan

Shrubs, to 4 m tall. Stems obviously 4-sided, with spreading submedifixed 2-branched trichomes. Stipules lanceo­late, 5-8 mm, caducous. Leaves 11-22 cm, 5-9-foliolate; pet­iole and rachis with spreading submedifixed or subbasifixed trichomes; petiole 1.5-5.5 cm; stipels linear, 2-4 mm, with spreading subbasifixed white trichomes; petiolules ca. 2 mm; leaflet blades opposite, ovate, ovate-elliptic, or obovate-elliptic, 2.8-7.5 × 1.5-4 cm, abaxially with spreading white medifixed or long subbasifixed trichomes, adaxially with short appressed medifixed trichomes, base broadly cuneate, apex obtuse, emar­ginate, or acute and mucronate. Racemes 11-20 cm; peduncle 3.5-6 cm, with spreading subbasifixed trichomes. Pedicel 2-3 mm, slender, with spreading subbasifixed trichomes. Calyx with spreading white crooked trichomes; tube 1.5-2 mm; teeth triangular, 1-1.3 mm. Corolla purple; standard broadly oblong, 1.3-1.4 × ca. 0.8 cm, outside with appressed white crooked trichomes; wings 13.5-14.5 × ca. 4 mm, glabrous, base auricu­late; keel as long as wings, spur ca. 1.5 mm. Anthers ovoid, both ends hairy. Ovary glabrous, with 9 ovules. Fl. May, fr. unknown.

● Scrub, mixed forests; ca. 1300 m. Henan, Hubei.


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