Phacellanthus

{{Short description|Genus of plants}}

{{Speciesbox

| image = Phacellanthus tubiflorus by OpenCage.jpg

| image_caption = Phacellanthus tubiflorus

| genus = Phacellanthus

| parent_authority = Siebold & Zucc.

| species = tubiflorus

| authority = Siebold & Zucc.

}}

Phacellanthus is a monotypic genus of flowering plants belonging to the family Orobanchaceae. The only species is Phacellanthus tubiflorus.{{cite web |title=Phacellanthus Siebold & Zucc. {{!}} Plants of the World Online {{!}} Kew Science |url=https://powo.science.kew.org/taxon/urn:lsid:ipni.org:names:31028-1 |website=Plants of the World Online |access-date=28 May 2021 |language=en}}

Its native range is China to Russian Far East and Japan.