Amphinectria

{{Short description|Genus of fungi}}

{{Speciesbox

| image =

| image_caption =

| genus = Amphinectria

| species = portoricensis

| authority = Spegazzini

}}

Amphinectria is a genus in the Tubeufiaceae family of fungi.{{cite journal|last=Lumbsch TH, Huhndorf SM. |date=December 2007 |title=Outline of Ascomycota – 2007 |journal=Myconet |volume=13 |pages=1–58 |url=http://archive.fieldmuseum.org/myconet/outline.asp |publisher=The Field Museum, Department of Botany |location=Chicago, USA |url-status=dead |archiveurl=https://web.archive.org/web/20090318003134/http://www.fieldmuseum.org/myconet/outline.asp |archivedate=2009-03-18 }} This is a monotypic genus, containing the single species Amphinectria portoricensis, first described scientifically by Carlo Luigi Spegazzini in 1924.