Sawadaea bicornis (Wallr.) Homma
(Sycamore Mildew, Maple Mildew)

Taxonomic hierarchy:
SpeciesSawadaea bicornis (Sycamore Mildew, Maple Mildew)
GenusSawadaea (acer 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)
Records of Sawadaea bicornis (Sycamore Mildew, Maple Mildew) :
1: Sawadaea bicornis (Sycamore Mildew, Maple Mildew)
26 Sep 2015 OSGR: SU23 51° 10’ N, 1° 40’ W Vice County: South Wilts (VC 8) England
on leaves of Sycamore seedling
Image 1: Cleistothecium - microscope low magnification
2: Sawadaea bicornis (Sycamore Mildew, Maple Mildew)
24 Jun 2010 OSGR: SY67 50° 40’ N, 2° 30’ W Vice County: Dorset (VC 9) England
on Field Maple leaves
Image 1: Infected leaf - top surface - white backgroundImage 2: Infected leaf - top surface - white background (2)Image 3: Infected leaf - top surface - white background (3)Image 4: Infected leaf - under surface - white backgroundImage 5: Infected leaf - under surface - white background (2)Image 6: Infected leaf - under surface - white background (3)Image 7: Infected leaf - under surface - white background (4)Image 8: Infected leaves - top surfaces - white backgroundImage 9: Infected leaves - top surfaces - white background (2)Image 10: Infected leaves - under surfaces - white backgroundImage 11: Infected leaves - under surfaces - white background (2)Image 12: Infection - close-up - enlargedImage 13: Infection - close-up - enlarged (2)Image 14: Infection - close-up - enlarged (3)Image 15: Infection - close-up - enlarged (4)Image 16: Infection - close-up - enlarged (5)Image 17: Infection - close-up - enlarged (6)Image 18: Conidia - magnifiedImage 19: Conidia - magnified (2)Image 20: Conidia - magnified (3)
3: Sawadaea bicornis (Sycamore Mildew, Maple Mildew)
22 Sep 2007 OSGR: SU56 51° 20’ N, 1° 20’ W Vice County: Berks (VC 22) England
on senescent Sycamore leaves
Image 1: Infected leaf - top surface - white backgroundImage 2: Infected leaf - top surface - white background (2)Image 3: Infected leaf - top surface - white background (3)Image 4: Infected leaf - top surface - white background (4)Image 5: Infected leaf - top surface - white background (5)Image 6: Infected leaf - under surface - white backgroundImage 7: Infected leaf - under surface - white background (2)Image 8: Infected leaf - under surface - white background (3)Image 9: Infected leaf - under surface - white background (4)Image 10: Infected leaf - under surface - white background (5)Image 11: Cleistothecia on under surface of leaf - magnifiedImage 12: Cleistothecia on under surface of leaf - magnified (2)Image 13: Cleistothecia on under surface of leaf - magnified (3)Image 14: Infection on leaf top surface - close-up - enlargedImage 15: Infection on leaf top surface - close-up - enlarged (2)Image 16: Infection on leaf under surface - close-up - enlargedImage 17: Asci and spores - magnifiedImage 18: Cleistothecial hairs - magnifiedImage 19: Cleistothecial hairs - magnified (2)Image 20: Cleistothecia - microscope low magnificationImage 21: Cleistothecia - microscope low magnification (2)Image 22: Cleistothecia - microscope low magnification (3)Image 23: Cleistothecium body containing 5 asci - magnifiedImage 24: Cleistothecium body containing 8 asci - magnifiedImage 25: Cleistothecium - microscope low magnificationImage 26: Cleistothecium - microscope low magnification (2)Image 27: Cleistothecium - microscope low magnification (3)Image 28: Cleistothecium - microscope low magnification (4)Image 29: Cleistothecium split open to show asci - microscope low magnification

Identification Works

AuthorYearTitleSource
Ing, B. & Spooner, B. 2002 The Horse Chestnut powdery mildew Uncinula flexuosa in Europe (New British Record 210) Mycologist Vol 16 (3): 112-113.

Sawadaea bicornis (Sycamore Mildew, Maple Mildew) may also be included in identification literature listed under the following higher taxa:

NBNNBN (data.nbn.org.uk) has a distribution map for Sawadaea bicornis (Sycamore Mildew, Maple Mildew)
BioInfoBioInfo (www.bioinfo.org.uk) has 9 host/parasite/foodplant and/or other relationships for Sawadaea bicornis (Sycamore Mildew, Maple Mildew)
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