Acacia synantha, also known as sandstone synchronous wattle,<ref name=lucid>{{cite web|last1=Maslin|first1=B.R.|last2=Barrett|first2=M.D.|last3=Barrett|first3=R.L.|url=https://apps.lucidcentral.org/wattle/text/entities/acacia_synantha.htm|title=Acacias of Australia – Acacia synantha|accessdate=7 April 2019|work= Wattle |publisher=Commonwealth Scientific and Industrial Research Organisation}}</ref> is a tree or shrub belonging to the genus Acacia and the subgenus Juliflorae''. It is native to a small area in the Kimberley region of Western Australia. Description The glabrous shrub has an erect habit and typically grows to a height of around . It has angled to flattened brownish grey coloured branchlets that are resin ribbed. The dull green phyllodes become greyish with age. The phyllodes have an elliptic to ovate-elliptic shape with a length of and a width of and have four to seven longitudinal nerves. The simple inflorescences occur in groups of two to five are situated in the axils of new phyllodes. The spikes have a length of and the flowers are widely spaced. Distribution The shrub is endemic to a small area of the western Kimberley region and is found in only three separate populations scattered over an area of approximately in the northern part of the Prince Regent National Park. See also List of Acacia species References synantha Acacias of Western Australia Plants described in 2013 Taxa named by Bruce Maslin Taxa named by Russell Lindsay Barrett Taxa named by Matthew David Barrett