Atriplex serenana is a species of saltbush known by the common names bractscale and stinking orach. It is native to California and Baja California, where it grows in saline and alkaline soils such as those on alkali flats and beach bluffs. This is a mat-forming annual herb producing scaly stems up to a meter long. The toothed leaves are 1 to 4 centimeters long.