Erysiphe azaleae (U. Braun) U. Braun & S. Takam.
(a powdery mildew)

Interactions where Erysiphe azaleae is the controlling partner and gains from the process

The following relationships have been collated from the published literature (see '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
conidial anamorph conidial anamorph parasitises live leaf ForeignCaptivity Calluna vulgaris Heather Ericales: Ericaceae Microsphaera azaleae, the perfect state of the Rhododendron mildew in England, Ing, B., 2000
/Fungi/Ascomycota/Leotiomycetes/Erysiphales/Erysiphaceae/Erysiphe azaleae/Erysiphe azaleaea powdery mildewconidial anamorph Foodplant / parasiteForeign /Plantae/Tracheophyta/Magnoliopsida/Ericales/Ericaceae/Calluna vulgaris/Calluna vulgarisheatherliveleaf Indoors, in greenhouse, captivity, culture or experimentally induced
conidial anamorph conidial anamorph parasitises live leaf ForeignCaptivity Erica bell heathers Ericales: Ericaceae Microsphaera azaleae, the perfect state of the Rhododendron mildew in England, Ing, B., 2000
/Fungi/Ascomycota/Leotiomycetes/Erysiphales/Erysiphaceae/Erysiphe azaleae/Erysiphe azaleaea powdery mildewconidial anamorph Foodplant / parasiteForeign /Plantae/Tracheophyta/Magnoliopsida/Ericales/Ericaceae/Erica/Ericabell heathersliveleaf Indoors, in greenhouse, captivity, culture or experimentally induced
cleistothecium cleistothecium parasitises live leaf UK/Ireland Rhododendron rhododendrons and azaleas Ericales: Ericaceae Notes and Records (Jan 2004), Henrici, A., 2004
Microsphaera azaleae, the perfect state of the Rhododendron mildew in England, Ing, B., 2000
/Fungi/Ascomycota/Leotiomycetes/Erysiphales/Erysiphaceae/Erysiphe azaleae/Erysiphe azaleaea powdery mildewcleistothecium Foodplant / parasiteUK and/or Eire /Plantae/Tracheophyta/Magnoliopsida/Ericales/Ericaceae/Rhododendron/Rhododendronrhododendrons and azaleasliveleaf
conidial anamorph (mainly hypophyllous) mainly hypophyllous conidial anamorph parasitises live leaf UK/Ireland Rhododendron rhododendrons and azaleas Ericales: Ericaceae Notes and Records (Jan 2004), Henrici, A., 2004
Microsphaera azaleae, the perfect state of the Rhododendron mildew in England, Ing, B., 2000
/Fungi/Ascomycota/Leotiomycetes/Erysiphales/Erysiphaceae/Erysiphe azaleae/Erysiphe azaleaea powdery mildewmainly hypophyllousconidial anamorph Foodplant / parasiteUK and/or Eire /Plantae/Tracheophyta/Magnoliopsida/Ericales/Ericaceae/Rhododendron/Rhododendronrhododendrons and azaleasliveleaf
cleistothecium cleistothecium parasitises live leaf UK/Ireland Rhododendron luteum Yellow Azalea Ericales: Ericaceae Microsphaera azaleae, the perfect state of the Rhododendron mildew in England, Ing, B., 2000
Erysiphe azaleae and Erysiphe syringae-japonicae introduced in Poland, Piatek, M., 2003
/Fungi/Ascomycota/Leotiomycetes/Erysiphales/Erysiphaceae/Erysiphe azaleae/Erysiphe azaleaea powdery mildewcleistothecium Foodplant / parasiteUK and/or Eire /Plantae/Tracheophyta/Magnoliopsida/Ericales/Ericaceae/Rhododendron luteum/Rhododendron luteumyellow azalealiveleaf
conidial anamorph (mainly hypophyllous) mainly hypophyllous conidial anamorph parasitises live leaf UK/Ireland Rhododendron luteum Yellow Azalea Ericales: Ericaceae Microsphaera azaleae, the perfect state of the Rhododendron mildew in England, Ing, B., 2000
Erysiphe azaleae and Erysiphe syringae-japonicae introduced in Poland, Piatek, M., 2003
/Fungi/Ascomycota/Leotiomycetes/Erysiphales/Erysiphaceae/Erysiphe azaleae/Erysiphe azaleaea powdery mildewmainly hypophyllousconidial anamorph Foodplant / parasiteUK and/or Eire /Plantae/Tracheophyta/Magnoliopsida/Ericales/Ericaceae/Rhododendron luteum/Rhododendron luteumyellow azalealiveleaf
cleistothecium cleistothecium parasitises live leaf UK/Ireland Rhododendron ponticum Rhododendron Ericales: Ericaceae Microsphaera azaleae, the perfect state of the Rhododendron mildew in England, Ing, B., 2000
/Fungi/Ascomycota/Leotiomycetes/Erysiphales/Erysiphaceae/Erysiphe azaleae/Erysiphe azaleaea powdery mildewcleistothecium Foodplant / parasiteUK and/or Eire /Plantae/Tracheophyta/Magnoliopsida/Ericales/Ericaceae/Rhododendron ponticum/Rhododendron ponticumrhododendronliveleaf
conidial anamorph (mainly hypophyllous) mainly hypophyllous conidial anamorph parasitises live leaf UK/Ireland Rhododendron ponticum Rhododendron Ericales: Ericaceae Microsphaera azaleae, the perfect state of the Rhododendron mildew in England, Ing, B., 2000
/Fungi/Ascomycota/Leotiomycetes/Erysiphales/Erysiphaceae/Erysiphe azaleae/Erysiphe azaleaea powdery mildewmainly hypophyllousconidial anamorph Foodplant / parasiteUK and/or Eire /Plantae/Tracheophyta/Magnoliopsida/Ericales/Ericaceae/Rhododendron ponticum/Rhododendron ponticumrhododendronliveleaf

Erysiphe azaleae (a powdery mildew) may also be included in 'feeds on' relations listed under the following higher taxa:

Erysiphe azaleae (a powdery mildew) may be included in 'fed on by' relations listed under the following higher taxa:

Author & YearTitleSource
Henrici, A., 2004Notes and Records (Jan 2004)Vol 5 (1)
Ing, B., 2000Microsphaera azaleae, the perfect state of the Rhododendron mildew in EnglandMycologist Vol 14 (4): 165.
Piatek, M., 2003Erysiphe azaleae and Erysiphe syringae-japonicae introduced in PolandMycotaxon 87: 121-126.
Taxonomic hierarchy:
SpeciesErysiphe azaleae (a powdery mildew)
GenusErysiphe (a genus of powdery mildews)
FamilyERYSIPHACEAE (powdery mildews)
OrderERYSIPHALES (powdery mildews)
SubclassLEOTIOMYCETIDAE (powdery mildews)
ClassLEOTIOMYCETES (a class of fungi)
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 Erysiphe azaleae (a powdery mildew)

Identification Works

AuthorYearTitleSource
Henrici, A. 2004 Notes and Records (Jan 2004) Vol 5 (1)
Kiss, L. 2005 Powdery mildews as invasive plant pathogens: new epidemics caused by two North American species in Europe Mycol. Res. Vol 109 (3): 259-260.
Piatek, M. 2003 Erysiphe azaleae and Erysiphe syringae-japonicae introduced in Poland Mycotaxon 87: 121-126.

Erysiphe azaleae (a powdery mildew) may also be included in identification literature listed under the following higher taxa:

General Literature

Literature listed under the following higher taxa may also be relevant to Erysiphe azaleae (a powdery mildew):

A recent addition to our mycota, this powdery mildew is found on the leaves of Azalea and Rhododendron.

Erysiphe azalae is easily distinguished from other powdery mildews on azaleas and rhododendrons by its large cleistothecia with numerous appendages.

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