Callirhoe bushii is a species of flowering plant in the mallow family known by the common name Bush's poppy-mallow.

It is native to the United States, where it can be found in Arkansas, Kansas, Missouri, and Oklahoma.

[2] This plant was first described in 1909 and named for the botanist Benjamin Franklin Bush.

It is associated with Verbesina helianthoides, Campanula americana, Ampelopsis cordata, Campsis radicans, Cassia sp., Melilotus alba, Rudbeckia triloba, Polymnia canadensis, Smilax sp., and Clematis virginiana[1] There are 49 known occurrences, the largest containing hundreds of individuals.

The species is threatened by habitat loss during development and urbanization.