Acanthosphaeria

{{Short description|Genus of fungi}}

{{Taxobox

| image =

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| regnum = Fungi

| divisio = Ascomycota

| classis = Sordariomycetes

| ordo = incertae cedis

| familia = Trichosphaeriaceae

| genus = Acanthosphaeria

| genus_authority = Kirschst. (1939)

| type_species =

| type_species_authority =

| subdivision_ranks = Species

| subdivision =

}}

Acanthosphaeria is a genus of fungi in the family Trichosphaeriaceae.{{cite journal|author=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 }} The genus was circumscribed by Wilhelm Kirschstein in 1939.{{cite journal |author=Kirschstein W. |year=1939 |title=Über neue, seltene und kritische Ascomyceten und Fungi Imperfecti II |journal=Annales Mycologici |volume=37 |issue=1/2 |pages=88–140 |language=German}}