Phaeosphaeria nodorum (E. Müll.) Hedjar.
(Wheat Glume Blotch Fungus)

Interactions where Phaeosphaeria nodorum is the dominant partner and gains from the process

The following relationships have been collated from the published literature (see 'Interaction References').

Stage Summary Taxon Vernacular Classification References Darwin Classification of Active Taxon Active Taxon Active Vernacular Active Taxon Uncertain Active State Active Part Active Stage Relationship Relationship Uncertain Relationship Geography Darwin Classification of Passive Taxon Passive Taxon Passive Vernacular Passive Taxon Uncertain Passive State Passive Part Passive Stage Passive Taxon's significance to Active Taxon Indoors etc Season
pseudothecium (scattered, initially immersed) scattered, initially immersed pseudothecium is saprobic on dead stem (esp node) POACEAE grasses, couch Poales Microfungi on Land Plants: An Identification Handbook, Ellis, M.B. & J.P., 1997
 /Fungi/Ascomycota/Dothideomycetes/Pleosporales/Phaeosphaeriaceae/Phaeosphaeria nodorum/Phaeosphaeria nodorumwheat glume blotch fungusscattered, initially immersedpseudothecium Foodplant / saprobe /Plantae/Tracheophyta/Magnoliopsida/Poales/Poaceae/Poaceaegrasses, couchdeadstem (esp node) (spring, summer)
Septoria anamorph (scattered, initially immersed) scattered, initially immersed pycnidium of Septoria anamorph is saprobic on dead stem (esp node) POACEAE grasses, couch Poales Microfungi on Land Plants: An Identification Handbook, Ellis, M.B. & J.P., 1997
 /Fungi/Ascomycota/Dothideomycetes/Pleosporales/Phaeosphaeriaceae/Phaeosphaeria nodorum/Phaeosphaeria nodorumwheat glume blotch fungusscattered, initially immersedpycnidiumSeptoria anamorph Foodplant / saprobe /Plantae/Tracheophyta/Magnoliopsida/Poales/Poaceae/Poaceaegrasses, couchdeadstem (esp node) (spring, summer)
pseudothecium (scattered, initially immersed) scattered, initially immersed pseudothecium is saprobic on dead stem (esp node) Arrhenatherum elatius False Oat-grass Poales: Poaceae Microfungi on Land Plants: An Identification Handbook, Ellis, M.B. & J.P., 1997
 /Fungi/Ascomycota/Dothideomycetes/Pleosporales/Phaeosphaeriaceae/Phaeosphaeria nodorum/Phaeosphaeria nodorumwheat glume blotch fungusscattered, initially immersedpseudothecium Foodplant / saprobe /Plantae/Tracheophyta/Magnoliopsida/Poales/Poaceae/Arrhenatherum elatius/Arrhenatherum elatiusfalse oat-grassdeadstem (esp node) (spring, summer)
Septoria anamorph (scattered, initially immersed) scattered, initially immersed pycnidium of Septoria anamorph is saprobic on dead stem (esp node) Arrhenatherum elatius False Oat-grass Poales: Poaceae Microfungi on Land Plants: An Identification Handbook, Ellis, M.B. & J.P., 1997
 /Fungi/Ascomycota/Dothideomycetes/Pleosporales/Phaeosphaeriaceae/Phaeosphaeria nodorum/Phaeosphaeria nodorumwheat glume blotch fungusscattered, initially immersedpycnidiumSeptoria anamorph Foodplant / saprobe /Plantae/Tracheophyta/Magnoliopsida/Poales/Poaceae/Arrhenatherum elatius/Arrhenatherum elatiusfalse oat-grassdeadstem (esp node) (spring, summer)
Septoria anamorph (scattered, initially immersed) scattered, initially immersed pycnidium of Septoria anamorph is saprobic on dead stem (esp node) UK/Ireland Parapholis incurva Curved Hard Grass, Curved Hard-grass Poales: Poaceae British Stem- and Leaf- Fungi: Coelomycetes Vol. I … Sphaeropsidales with hyaline conidia, Grove, W.B., 1935
 /Fungi/Ascomycota/Dothideomycetes/Pleosporales/Phaeosphaeriaceae/Phaeosphaeria nodorum/Phaeosphaeria nodorumwheat glume blotch fungusscattered, initially immersedpycnidiumSeptoria anamorph Foodplant / saprobeUK and/or Eire /Plantae/Tracheophyta/Magnoliopsida/Poales/Poaceae/Parapholis incurva/Parapholis incurvacurved hard grass, curved hard-grassdeadstem (esp node) (spring, summer)
pseudothecium (scattered, initially immersed) scattered, initially immersed pseudothecium is saprobic on dead stem (esp node) Ammophila (Bot.) marram grasses Poales: Poaceae Microfungi on Land Plants: An Identification Handbook, Ellis, M.B. & J.P., 1997
 /Fungi/Ascomycota/Dothideomycetes/Pleosporales/Phaeosphaeriaceae/Phaeosphaeria nodorum/Phaeosphaeria nodorumwheat glume blotch fungusscattered, initially immersedpseudothecium Foodplant / saprobe /Plantae/Tracheophyta/Magnoliopsida/Poales/Poaceae/Ammophila (Bot.)/Ammophila (Bot.)marram grassesdeadstem (esp node) (spring, summer)
Septoria anamorph (scattered, initially immersed) scattered, initially immersed pycnidium of Septoria anamorph is saprobic on dead stem (esp node) UK/Ireland Ammophila (Bot.) marram grasses Poales: Poaceae Microfungi on Land Plants: An Identification Handbook, Ellis, M.B. & J.P., 1997
British Stem- and Leaf- Fungi: Coelomycetes Vol. I … Sphaeropsidales with hyaline conidia, Grove, W.B., 1935
 /Fungi/Ascomycota/Dothideomycetes/Pleosporales/Phaeosphaeriaceae/Phaeosphaeria nodorum/Phaeosphaeria nodorumwheat glume blotch fungusscattered, initially immersedpycnidiumSeptoria anamorph Foodplant / saprobeUK and/or Eire /Plantae/Tracheophyta/Magnoliopsida/Poales/Poaceae/Ammophila (Bot.)/Ammophila (Bot.)marram grassesdeadstem (esp node) (spring, summer)
pseudothecium (scattered, initially immersed) scattered, initially immersed pseudothecium is saprobic on dead stem (esp node) Dactylis cock’s-foot grasses Poales: Poaceae Microfungi on Land Plants: An Identification Handbook, Ellis, M.B. & J.P., 1997
 /Fungi/Ascomycota/Dothideomycetes/Pleosporales/Phaeosphaeriaceae/Phaeosphaeria nodorum/Phaeosphaeria nodorumwheat glume blotch fungusscattered, initially immersedpseudothecium Foodplant / saprobe /Plantae/Tracheophyta/Magnoliopsida/Poales/Poaceae/Dactylis/Dactyliscock's-foot grassesdeadstem (esp node) (spring, summer)
Septoria anamorph (scattered, initially immersed) scattered, initially immersed pycnidium of Septoria anamorph is saprobic on dead stem (esp node) UK/Ireland Dactylis cock’s-foot grasses Poales: Poaceae Microfungi on Land Plants: An Identification Handbook, Ellis, M.B. & J.P., 1997
British Stem- and Leaf- Fungi: Coelomycetes Vol. I … Sphaeropsidales with hyaline conidia, Grove, W.B., 1935
 /Fungi/Ascomycota/Dothideomycetes/Pleosporales/Phaeosphaeriaceae/Phaeosphaeria nodorum/Phaeosphaeria nodorumwheat glume blotch fungusscattered, initially immersedpycnidiumSeptoria anamorph Foodplant / saprobeUK and/or Eire /Plantae/Tracheophyta/Magnoliopsida/Poales/Poaceae/Dactylis/Dactyliscock's-foot grassesdeadstem (esp node) (spring, summer)
pseudothecium (scattered, initially immersed) scattered, initially immersed pseudothecium is saprobic on dead stem (esp node) Deschampsia cespitosa Tufted Hair-grass Poales: Poaceae Microfungi on Land Plants: An Identification Handbook, Ellis, M.B. & J.P., 1997
 /Fungi/Ascomycota/Dothideomycetes/Pleosporales/Phaeosphaeriaceae/Phaeosphaeria nodorum/Phaeosphaeria nodorumwheat glume blotch fungusscattered, initially immersedpseudothecium Foodplant / saprobe /Plantae/Tracheophyta/Magnoliopsida/Poales/Poaceae/Deschampsia cespitosa/Deschampsia cespitosatufted hair-grassdeadstem (esp node) (spring, summer)
Septoria anamorph (scattered, initially immersed) scattered, initially immersed pycnidium of Septoria anamorph is saprobic on dead stem (esp node) Deschampsia cespitosa Tufted Hair-grass Poales: Poaceae Microfungi on Land Plants: An Identification Handbook, Ellis, M.B. & J.P., 1997
 /Fungi/Ascomycota/Dothideomycetes/Pleosporales/Phaeosphaeriaceae/Phaeosphaeria nodorum/Phaeosphaeria nodorumwheat glume blotch fungusscattered, initially immersedpycnidiumSeptoria anamorph Foodplant / saprobe /Plantae/Tracheophyta/Magnoliopsida/Poales/Poaceae/Deschampsia cespitosa/Deschampsia cespitosatufted hair-grassdeadstem (esp node) (spring, summer)
pseudothecium (scattered, initially immersed) scattered, initially immersed pseudothecium is saprobic on dead stem (esp node) Festuca arundinacea Tall Fescue Poales: Poaceae Microfungi on Land Plants: An Identification Handbook, Ellis, M.B. & J.P., 1997
 /Fungi/Ascomycota/Dothideomycetes/Pleosporales/Phaeosphaeriaceae/Phaeosphaeria nodorum/Phaeosphaeria nodorumwheat glume blotch fungusscattered, initially immersedpseudothecium Foodplant / saprobe /Plantae/Tracheophyta/Magnoliopsida/Poales/Poaceae/Festuca arundinacea/Festuca arundinaceatall fescuedeadstem (esp node) (spring, summer)
Septoria anamorph (scattered, initially immersed) scattered, initially immersed pycnidium of Septoria anamorph is saprobic on dead stem (esp node) Festuca arundinacea Tall Fescue Poales: Poaceae Microfungi on Land Plants: An Identification Handbook, Ellis, M.B. & J.P., 1997
 /Fungi/Ascomycota/Dothideomycetes/Pleosporales/Phaeosphaeriaceae/Phaeosphaeria nodorum/Phaeosphaeria nodorumwheat glume blotch fungusscattered, initially immersedpycnidiumSeptoria anamorph Foodplant / saprobe /Plantae/Tracheophyta/Magnoliopsida/Poales/Poaceae/Festuca arundinacea/Festuca arundinaceatall fescuedeadstem (esp node) (spring, summer)
pseudothecium (scattered, initially immersed) scattered, initially immersed pseudothecium is saprobic on dead stem (esp node) Poa meadow-grasses Poales: Poaceae Microfungi on Land Plants: An Identification Handbook, Ellis, M.B. & J.P., 1997
 /Fungi/Ascomycota/Dothideomycetes/Pleosporales/Phaeosphaeriaceae/Phaeosphaeria nodorum/Phaeosphaeria nodorumwheat glume blotch fungusscattered, initially immersedpseudothecium Foodplant / saprobe /Plantae/Tracheophyta/Magnoliopsida/Poales/Poaceae/Poa/Poameadow-grassesdeadstem (esp node) (spring, summer)
Septoria anamorph (scattered, initially immersed) scattered, initially immersed pycnidium of Septoria anamorph is saprobic on dead stem (esp node) Poa meadow-grasses Poales: Poaceae Microfungi on Land Plants: An Identification Handbook, Ellis, M.B. & J.P., 1997
 /Fungi/Ascomycota/Dothideomycetes/Pleosporales/Phaeosphaeriaceae/Phaeosphaeria nodorum/Phaeosphaeria nodorumwheat glume blotch fungusscattered, initially immersedpycnidiumSeptoria anamorph Foodplant / saprobe /Plantae/Tracheophyta/Magnoliopsida/Poales/Poaceae/Poa/Poameadow-grassesdeadstem (esp node) (spring, summer)
pseudothecium (scattered, initially immersed) scattered, initially immersed pseudothecium is saprobic on dead stem (esp node) Elytrigia repens ssp repens Common Couch Poales: Poaceae Microfungi on Land Plants: An Identification Handbook, Ellis, M.B. & J.P., 1997
 /Fungi/Ascomycota/Dothideomycetes/Pleosporales/Phaeosphaeriaceae/Phaeosphaeria nodorum/Phaeosphaeria nodorumwheat glume blotch fungusscattered, initially immersedpseudothecium Foodplant / saprobe /Plantae/Tracheophyta/Magnoliopsida/Poales/Poaceae/Elytrigia repens subsp. repens/Elytrigia repens subsp. repenscommon couchdeadstem (esp node) (spring, summer)
Septoria anamorph (scattered, initially immersed) scattered, initially immersed pycnidium of Septoria anamorph is saprobic on dead stem (esp node) Elytrigia repens ssp repens Common Couch Poales: Poaceae Microfungi on Land Plants: An Identification Handbook, Ellis, M.B. & J.P., 1997
 /Fungi/Ascomycota/Dothideomycetes/Pleosporales/Phaeosphaeriaceae/Phaeosphaeria nodorum/Phaeosphaeria nodorumwheat glume blotch fungusscattered, initially immersedpycnidiumSeptoria anamorph Foodplant / saprobe /Plantae/Tracheophyta/Magnoliopsida/Poales/Poaceae/Elytrigia repens subsp. repens/Elytrigia repens subsp. repenscommon couchdeadstem (esp node) (spring, summer)
pseudothecium (scattered, initially immerse) scattered, initially immerse pseudothecium is saprobic on dead stem (esp node) Hordeum barleys Poales: Poaceae Microfungi on Land Plants: An Identification Handbook, Ellis, M.B. & J.P., 1997
 /Fungi/Ascomycota/Dothideomycetes/Pleosporales/Phaeosphaeriaceae/Phaeosphaeria nodorum/Phaeosphaeria nodorumwheat glume blotch fungusscattered, initially immersepseudothecium Foodplant / saprobe /Plantae/Tracheophyta/Magnoliopsida/Poales/Poaceae/Hordeum/Hordeumbarleysdeadstem (esp node) (spring, summer)
Septoria anamorph (scattered, initially immersed) scattered, initially immersed pycnidium of Septoria anamorph is saprobic on dead stem (esp node) Hordeum barleys Poales: Poaceae Microfungi on Land Plants: An Identification Handbook, Ellis, M.B. & J.P., 1997
 /Fungi/Ascomycota/Dothideomycetes/Pleosporales/Phaeosphaeriaceae/Phaeosphaeria nodorum/Phaeosphaeria nodorumwheat glume blotch fungusscattered, initially immersedpycnidiumSeptoria anamorph Foodplant / saprobe /Plantae/Tracheophyta/Magnoliopsida/Poales/Poaceae/Hordeum/Hordeumbarleysdeadstem (esp node) (spring, summer)
pseudothecium (scattered, initially immersed) scattered, initially immersed pseudothecium is saprobic on dead stem (esp node) Major Triticum wheats Poales: Poaceae Microfungi on Land Plants: An Identification Handbook, Ellis, M.B. & J.P., 1997
 /Fungi/Ascomycota/Dothideomycetes/Pleosporales/Phaeosphaeriaceae/Phaeosphaeria nodorum/Phaeosphaeria nodorumwheat glume blotch fungusscattered, initially immersedpseudothecium Foodplant / saprobe /Plantae/Tracheophyta/Magnoliopsida/Poales/Poaceae/Triticum/Triticumwheatsdeadstem (esp node)Major (spring, summer)
pseudothecium (scattered, initially immersed) scattered, initially immersed pseudothecium is saprobic on dead leaf Major Triticum wheats Poales: Poaceae Microfungi on Land Plants: An Identification Handbook, Ellis, M.B. & J.P., 1997
 /Fungi/Ascomycota/Dothideomycetes/Pleosporales/Phaeosphaeriaceae/Phaeosphaeria nodorum/Phaeosphaeria nodorumwheat glume blotch fungusscattered, initially immersedpseudothecium Foodplant / saprobe /Plantae/Tracheophyta/Magnoliopsida/Poales/Poaceae/Triticum/TriticumwheatsdeadleafMajor (spring, summer)
pseudothecium (scattered, initially immersed) scattered, initially immersed pseudothecium is saprobic on dead glume Major Triticum wheats Poales: Poaceae Microfungi on Land Plants: An Identification Handbook, Ellis, M.B. & J.P., 1997
 /Fungi/Ascomycota/Dothideomycetes/Pleosporales/Phaeosphaeriaceae/Phaeosphaeria nodorum/Phaeosphaeria nodorumwheat glume blotch fungusscattered, initially immersedpseudothecium Foodplant / saprobe /Plantae/Tracheophyta/Magnoliopsida/Poales/Poaceae/Triticum/TriticumwheatsdeadglumeMajor (spring, summer)
Septoria anamorph (scattered, initially immersed, epiphyllous) scattered, initially immersed, epiphyllous pycnidium of Septoria anamorph is saprobic on dead leaf Major Triticum wheats Poales: Poaceae Microfungi on Land Plants: An Identification Handbook, Ellis, M.B. & J.P., 1997
 /Fungi/Ascomycota/Dothideomycetes/Pleosporales/Phaeosphaeriaceae/Phaeosphaeria nodorum/Phaeosphaeria nodorumwheat glume blotch fungusscattered, initially immersed, epiphyllouspycnidiumSeptoria anamorph Foodplant / saprobe /Plantae/Tracheophyta/Magnoliopsida/Poales/Poaceae/Triticum/TriticumwheatsdeadleafMajor (spring, summer)
Septoria anamorph (scattered, initially immersed) scattered, initially immersed pycnidium of Septoria anamorph is saprobic on dead stem (esp node) Major Triticum wheats Poales: Poaceae Microfungi on Land Plants: An Identification Handbook, Ellis, M.B. & J.P., 1997
 /Fungi/Ascomycota/Dothideomycetes/Pleosporales/Phaeosphaeriaceae/Phaeosphaeria nodorum/Phaeosphaeria nodorumwheat glume blotch fungusscattered, initially immersedpycnidiumSeptoria anamorph Foodplant / saprobe /Plantae/Tracheophyta/Magnoliopsida/Poales/Poaceae/Triticum/Triticumwheatsdeadstem (esp node)Major (spring, summer)
Septoria anamorph (scattered, initially immersed) scattered, initially immersed pycnidium of Septoria anamorph causes spots on dead glume UK/IrelandMajor Triticum wheats Poales: Poaceae Microfungi on Land Plants: An Identification Handbook, Ellis, M.B. & J.P., 1997
British Stem- and Leaf- Fungi: Coelomycetes Vol. I … Sphaeropsidales with hyaline conidia, Grove, W.B., 1935
 /Fungi/Ascomycota/Dothideomycetes/Pleosporales/Phaeosphaeriaceae/Phaeosphaeria nodorum/Phaeosphaeria nodorumwheat glume blotch fungusscattered, initially immersedpycnidiumSeptoria anamorph Foodplant / spot causerUK and/or Eire /Plantae/Tracheophyta/Magnoliopsida/Poales/Poaceae/Triticum/TriticumwheatsdeadglumeMajor (spring, summer)

Author & YearTitleSource
Ellis, M.B. & J.P., 1997Microfungi on Land Plants: An Identification Handbook2nd (New Enlarged) edition, 868pp, The Richmond Publishing Co. Ltd
Grove, W.B., 1935British Stem- and Leaf- Fungi: Coelomycetes Vol. I … Sphaeropsidales with hyaline conidiaVol I, 488pp, Cambridge University Press

Phaeosphaeria nodorum (Wheat Glume Blotch Fungus) may also be included in 'feeds on' relations listed under the following higher taxa:

Phaeosphaeria nodorum (Wheat Glume Blotch Fungus) may be included in 'fed on by' relations listed under the following higher taxa:

Taxonomic hierarchy:
SpeciesPhaeosphaeria nodorum (Wheat Glume Blotch Fungus)
GenusPhaeosphaeria (a genus of ascomycetes)
FamilyPHAEOSPHAERIACEAE (a family of ascomycetes)
OrderPLEOSPORALES (an order of ascomycetes and lichens)
SubclassDOTHIDEOMYCETIDAE (a subclass of fungi)
ClassDOTHIDEOMYCETES (a class of ascomycetes)
SubphylumPEZIZOMYCOTINA (a subphylum of ascomycetes)
PhylumASCOMYCOTA (spore shooters, ascomycete)
KingdomFUNGI (true fungi)
DomainEukaryota (eukaryotes)
LifeBIOTA (living things)
NBNNBN (data.nbn.org.uk) has a distribution map for Phaeosphaeria nodorum (Wheat Glume Blotch Fungus)

Identification Works

Handling & MagnificationAuthorYearTitleSource
Jones, G. D. & Cooke, B.M. 1969 The epidemiology of Septoria tritici and S. nodorum: 1. A tentative key for assessing Septoria tritici infection on wheat heads TBMS Vol 53 (1): 39-46, IN3.

Phaeosphaeria nodorum (Wheat Glume Blotch Fungus) may also be included in identification literature listed under the following higher taxa:

Literature listed under the following higher taxa may be relevant to Phaeosphaeria nodorum (Wheat Glume Blotch Fungus):

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