Leach, G.J. (20 July 1989), Taxonomic revision of Bergia (Elatinaceae) in Australia. Journal of the Adelaide Botanic Gardens 11(2): 87-89, Map 4 [tax. nov.]

• Type: "B.G. Thomson 886, Stirling Swamp on Stuart Highway, c. 32 km S.W. of Barrow Creek, Northern Territory, 23.x.1985:" (Holo.: NT, iso.: AD, BRI, CANB, CBG, DNA, K, L, MEL, NSW, PERTH)."

• Etymology: "the subspecific epithet refers to the obtuse leaf apices; a distinguishing feature from the other subspecific taxa of Bergia perennis."

Jacobs, S.W.L. in Harden, G.J. (ed.) (1990), Elatinaceae. Flora of New South Wales 1: 492-493 [secondary reference]

Wheeler, J.R. in Wheeler, J.R. (ed.) (1992), Elatinaceae. Flora of the Kimberley Region: 158 [secondary reference]

Jacobs, S.W.L. in Harden, G.J. (ed.) (2000), Elatinaceae. Flora of New South Wales Revised Edition 1: 492-493 [secondary reference]

Council of Heads of Australasian Herbaria (2007), Australian Plant Census: - APC [secondary reference]

taxonomic synonym: Bergia perennis form A legitimate

• APC Dist.: WA, NT, SA, NSW

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