Populus simaroa

{{Short description|Species of plant}}

{{Speciesbox

|image=

|status=VU

|status_system=IUCN3.1

|status_ref={{cite iucn |author=Machuca Machuca, K. |author2=Martínez Salas, E. |author3=Samain, M.-S. |year=2021 |title=Populus simaroa |volume=2021 |page=e.T126620203A126621073 |doi=10.2305/IUCN.UK.2021-1.RLTS.T126620203A126621073.en |access-date=17 July 2023 }}

|genus=Populus

|species=simaroa

|authority=Rzed.

}}

Populus simaroa, the Balsas poplar, is a species of flowering plant in the family Salicaceae, native to central and southwestern Mexico.{{cite POWO |id=208330-2 |title=Populus simaroa Rzed. |access-date=17 July 2023 }} Unusually, it drops its leaves in the wet season and grows them out in the dry season.{{cite book |chapter=Poplars and willows of the world, with emphasis on silviculturally important species |title=Poplars and willows: Trees for society and the environment |year=2014 |last1=Dickmann |first1=D. I. |last2=Kuzovkina |first2=J. |pages=8–91 |doi=10.1079/9781780641089.0008 |isbn=9781780641089 }} It may be conspecific with Populus guzmanantlensis.