Neltuma nigra var. longispina (Burkart) C.E. Hughes & G.P. Lewis comb. nov.

Basionym.

Prosopis nigra var. longispina Burkart, J. Arnold Arbor. 57: 507. 1976.

Type material.

Argentina. Prov. Corrientes, Dept. Capital, 2 km S of Paso Pessoa, T.M. Pedersen 2808 (holotype: SI [SI002485]; isotypes: C [C10012323], CTES [CTES0000668], L [L0019214], MO [MO-954304], WAG [WAG0132133]).