Gunniopsis rubra is a succulent plant in the iceplant family, Aizoaceae.

[1] The prostrate annual herb typically grows to a height of 1 to 3 centimetres (0.4 to 1.2 in).

It blooms in September producing green flowers.

[1] It is found in inland areas of the Mid West and Wheatbelt regions of Western Australia where it grows in loamy soils.

[1] The species was first formally described by Robert Chinnock in 1983 in the article The Australian genus Gunniopsis Pax (Aizoaceae) in the Journal of the Adelaide Botanic Gardens.