Description: Annual herbs; hairs typically 2-branched, occasionally multicellular and gland-tipped.
Leaves alternate, (3-)5–7(-11)-foliolate; leaflets entire, opposite; stipules present.
Inflorescences axillary racemes. Calyx teeth subequal or the lowermost longer. Corolla red to pink. Stamens diadelphous (9 fused ± 1 free); anthers apiculate. Ovary pubescent; style glabrous, stigma capitate; ovules 11–12.
Pods compressed-cylindric, partitions between seeds membranous; 11–12 seeded.
Distribution and occurrence: World: 7 species. One species widespread from Africa to Australia, occuring in northern and inland zones, just extending into the far north-west of NSW.
Previously ncluded in Indigofera.
Text by R.L. Barrett, March 2025
Taxon concept: Wilson, P.G. & Rowe, R. (2004). A revision of the Indigofereae (Fabaceae) in Australia. 1. Indigastrum and the simple or unifoliolate species of Indigofera. Telopea 10(3): 651–682.
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