Pythium arrhenomanes

{{Short description|Species of single-celled organism}}

{{Speciesbox

|image=

|image_alt=

|image_caption=

|genus=Pythium

| species = arrhenomanes

| authority = Drechsler, (1928)

| synonyms =

Nematosporangium aphanidermatum var. hawaiiensis

Nematosporangium arrhenomanes

Nematosporangium epiphanosporon

Nematosporangium hyphalosticton

Nematosporangium leiohyphon

Nematosporangium leucosticton

Nematosporangium polyandron

Nematosporangium rhizophthoron

Nematosporangium spaniogamon

Nematosporangium thysanohyphalon

Pythium arrhenomanes var. canadense

Pythium arrhenomanes var. philippinensis

}}

Pythium arrhenomanes is a plant pathogen.{{cite journal |last1=Reyes-Tena |first1=A. |last2=Vallejo-González |first2=R. |last3=Santillán-Mendoza |first3=R. |last4=Rodríguez-Alvarado |first4=G. |last5=Larsen |first5=J. |last6=Fernández-Pavía |first6=S. P. |title=Pythium arrhenomanes causal agent of root rot on yellow maize in Mexico |journal=Australasian Plant Disease Notes |date=3 March 2018 |volume=13 |issue=1 |pages=6 |doi=10.1007/s13314-018-0291-8 |bibcode=2018AuPDN..13....6R |s2cid=3661366 |url=https://link.springer.com/article/10.1007/s13314-018-0291-8 |access-date=22 May 2020 |language=en |issn=1833-928X|url-access=subscription }}