Nymphaea hastifolia is a species of waterlily native to the Northern Territory, and Western Australia.

[1] Nymphaea hastifolia is an annual or perennial aquatic herb[2][3][4] with globose rhizomes.

[1] The type specimen was collected by Schultz in Port Darwin, Australia.

[3] It occurs in lagoons,[11][12][13] peat bogs,[5] seasonally flooded grassland,[14] ephemeral billabongs, creeks,[3] and rivers.

[15] The rhizome, roots, and seeds of Nymphaea hastifolia are used as food.