Cephalacanthus

{{Short description|Genus of flowering plants}}

{{Speciesbox

|image =

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|genus = Cephalacanthus

|parent_authority = Lindau (1905)

|species = maculatus

|authority = Lindau (1905)

}}

Cephalacanthus maculatus is a species of flowering plant belonging to the family Acanthaceae. It is a subshrub or shrub endemic to San Martín Region of Peru.[https://powo.science.kew.org/taxon/urn:lsid:ipni.org:names:52085-2 Cephalacanthus maculatus Lindau]. Plants of the World Online. Retrieved 29 January 2024. It is the sole species in genus Cephalacanthus.{{cite web |title=Cephalacanthus Lindau {{!}} Plants of the World Online {{!}} Kew Science |url=https://powo.science.kew.org/taxon/urn:lsid:ipni.org:names:460-1 |website=Plants of the World Online |access-date=21 March 2021 |language=en}}