Adoxa omeiensis is a species of flowering plant in the family Adoxaceae. It is a rhizomatous geophyte endemic to Sichuan Province in south-central China. Some authorities place it in the monotypic genus Tetradoxa as Tetradoxa omeiensis.
This species has a stem 10 to 20 centimeters long with a few basal leaves and one pair of oppositely arranged stem leaves. It produces an inflorescence of 3 to 5 yellow-green flowers.
The species was first described by Hiroshi Hara in 1981.