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Pakistan | Family List | Papilionaceae | Indigofera

Indigofera astragalina DC., Prodr. 2:228. 1825. Gillett in Kew Bull. Add.Ser. 1:110.1958; in Kew Bull.14:290.1960; in Milne-Redhead & Polhill, Fl. Trop.E.Africa (Leguminosae 3) 310.1971.

Erect or spreading annual, up to 1.5 m tall; stem pilose, hairs stiff, mostly brown. Leaf imparipinnately compound, petiole up to 2 cm long, pilose; rachis up to 7 cm long, pilose; leaflets 5-11, up to 40 mm long and 25 mm wide, pilose on both sides; petiolules c. 2 mm long; stipules up to 1 cm long. Inflorescence a raceme, peduncle 25 mm long, hirsute. Bract up to 5 mm long, caducous. Pedicel c. 1 mm long. Calyx c. 4 mm long, brown hirsute, teeth linear setaceous, cup very small. Vexillum c. 4-4.5 mm long. Fruit tetragonal, c. 10-20 mm long, c. 3 mm wide, hirsute, up to 6-seeded.

Fl.Per.: August-October.

Holotype: Senegal, Perottet (G).

Distribution: Pakistan (Punjab); India; Ceylon; Burma; Indochina; China, (Hainan); Australia; New Guinea; Tropical Africa; Madagascar; S. Africa; intro¬duced in West Indies.


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