Hibiscus denudatus (common names: paleface, rock hibiscus) is a perennial shrub of the mallow family, Malvaceae. It is in the rosemallow genus, Hibiscus.

It is found in the southwest of North America in the southwestern United States and northern Mexico in the states of extreme southeast California, southern Nevada, southern Arizona and New Mexico, southwest Texas, Baja California-north, Sonora, Chihuahua, and Coahuila. It can be found in the Colorado and Sonoran Deserts, and in the east to the Chihuahuan Desert.

In California, Rock Hibiscus is exclusive to the southeast, the Colorado Desert-(northwestern Sonoran Desert) and neighboring Baja California state, Mexico.

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