Atriplex plebeja

{{Short description|Species of flowering plant}}

{{Use dmy dates|date=September 2019}}

{{Speciesbox

|image =

|status = CR

|status_system = IUCN3.1

|status_ref = {{cite iucn |author=Jakubowsky, G. |collaboration=University of Vienna, Institute of Botany |date=2003 |title=Atriplex plebeja |volume=2003 |page=e.T43909A10836189 |doi=10.2305/IUCN.UK.2003.RLTS.T43909A10836189.en |access-date=14 November 2021}}

|genus = Atriplex

|species = plebeja

|authority = Carmich.

}}

Atriplex plebeja is a species of plant in the family Amaranthaceae. It is endemic to Tristan da Cunha, including Inaccessible and Nightingale Islands. Its natural habitat is rocky shores. It is threatened by habitat loss.