Hydrurus

{{Short description|Genus of algae}}

{{Automatic taxobox

|image = Hydrurus foetidus 282853425.jpg

|image_caption = Hydrurus foetidus

|taxon = Hydrurus

|authority = C.Agardh, 1824

}}

Hydrurus is a genus of algae belonging to the family Hydruraceae.{{cite web |title=Hydrurus C.Agardh, 1824 |url=https://www.gbif.org/species/3195414 |website=www.gbif.org |access-date=26 April 2021 |language=en}}

The genus has almost cosmopolitan distribution.

Species:

• Hydrurus foelidus {{small|Dai}}
• Hydrurus foetidus {{small|(Villars) Trevisan}}
• Hydrurus penicillatus {{small|C.Agardh}}