Stenachaenium
{{Short description|Genus of plants}}
{{Automatic taxobox
|image = Stenachaenium campestre 2.JPG
|image_caption = Stenachaenium campestre
|display_parents = 2
|taxon = Stenachaenium
|authority = Benth.
|type_species = Stenachaenium megapotamicum
|type_species_authority = (Spreng.) Baker
}}
Stenachaenium is a genus of South American plants in the family Asteraceae.[https://www.biodiversitylibrary.org/page/657424#page/292/mode/1up Bentham, George. 1873. Genera Plantarum 2: 289] in Latin[http://www.tropicos.org/Name/40005217 Tropicos, Stenachaenium Benth.]
; Species[http://dixon.iplantcollaborative.org/compositaeweb/default.aspx?Page=NameDetails&TabNum=0&NameId=c0efefc7-0553-4b39-888f-cb504855030d Flann, C (ed) 2009+ Global Compositae Checklist ][http://www.theplantlist.org/tpl1.1/search?q=Stenachaenium The Plant List search for Stenachaenium]
- Stenachaenium adenanthum (Sch.Bip. ex Krasch.) Krasch. - Brazil (Paraná, Rio Grande do Sul, Santa Catarina, São Paulo)
- Stenachaenium campestre Baker - Brazil (Paraná, Rio Grande do Sul, Santa Catarina), Argentina (Misiones, Corrientes, Entre Ríos), Paraguay (Guairá), Uruguay (Cerro Largo, Montevideo, Colonia, San José, Soriano)
- Stenachaenium macrocephalum Benth. ex Benth. & Hook.f. - Brazil (Paraná, Rio Grande do Sul)
- Stenachaenium megapotamicum (Spreng.) Baker - Brazil (Rio Grande do Sul, Santa Catarina)
- Stenachaenium riedelii Baker - Brazil (Paraná, Rio Grande do Sul, Santa Catarina, São Paulo)