Desmos wardianus is a species of plants in the custard apple family Annonaceae found only in the Northern Territory and Queensland, Australia.

The fruit takes the form of a cluster of apocarps, each about 7 mm (0.28 in) wide and 5 cm (2.0 in) long.

It was first described by Frederick Manson Bailey in 1902 as Unona wardiana, and transferred to the current name by Australian botanist Laurence W. Jessup in 1986.

[4][5][6] This species is listed as least concern under the Queensland Government's Nature Conservation Act.

[1] As of 13 January 2025[update], it has not been assessed by the International Union for Conservation of Nature (IUCN).