Marssonina

{{Short description|Genus of fungi}}

{{Italic title}}

{{Taxobox

| name = Marssonina

|image = Marssonina.betulae.-.lindsey.jpg

|image_caption = Marssonina betulae from Commanster, Belgium

| regnum = Fungi

| divisio = Ascomycota

| subdivisio = Pezizomycotina

| classis = Leotiomycetes

| ordo = Helotiales

| familia = Dermateaceae

| genus = Marssonina

| genus_authority = Magnus 1906

| subdivision_ranks = Species

| subdivision =

See text.

}}

Marssonina is a genus of fungi in the family Dermateaceae.{{cite web|title=Index Fungorum|url=http://www.indexfungorum.org/Names/NamesRecord.asp?RecordID=100445}}

The genus name of Marssonina is in honour of Theodor Friedrich Marsson (1816–1892), who was a German pharmacist and botanist.{{cite book | last=Burkhardt | first=Lotte | title=Eine Enzyklopädie zu eponymischen Pflanzennamen |trans-title=Encyclopedia of eponymic plant names | publisher=Botanic Garden and Botanical Museum, Freie Universität Berlin | year=2022 | isbn=978-3-946292-41-8 | url=https://doi.org/10.3372/epolist2022|format=pdf |language=German |location=Berlin | doi=10.3372/epolist2022 |access-date=January 27, 2022}}

The genus was circumscribed by Paul Wilhelm Magnus in Hedwigia vol.45 on page 89 in 1906.