'''''Acacia estrophiolata''''', commonly known as the '''Ironwood''' or '''Southern Ironwood''', is a tree native to [[Central Australia]].
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It is a graceful, pendulous shade tree, which grows from about 4-16 m tall<ref>[http://www.worldwidewattle.com/speciesgallery/estrophiolata.php?id=3327 ''Acacia estrophiolata'' (WorldWideWattle)]</ref> and has a trunk with a [[diameter]] of up to about 0.45 m.<ref name="fao">[http://www.fao.org./ag/agp/agpc/doc/Gbase/new_grasses/acaest.htm FAO]</ref> Young plants are spiky leaved. It has pale yellow flowers after winter rains.
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It is usually found in areas with about 220-350 mm/year of average rainfall.<ref name="fao"/>