BioStor
 | Plants of New South Wales. No. II W Woolls (1881) Proceedings of the Linnean Society of New South Wales 6: 582-586 |
 | An Analysis of the Flora of Southern Africa: Its Characteristics, Relationships, and Orgins Peter Goldblati (1978) Annals of the Missouri Botanical Garden 65: 369-436 |
 | Analysis of the Flora of Mediterranean and Saharan Africa P Quezel (1978) Annals of the Missouri Botanical Garden 65: 479-534 |
 | Chromosome Numbers in Some Taxa of Fabaceae Mostly Native to Pakistan Bushreen Jahan, Ahsan A Vahidy and S I Ali (1994) Annals of the Missouri Botanical Garden 81: 792-799 |