Synchytrium taraxaci de Bary & Woronin
(Dandelion Wart - causative organism)

Taxonomic hierarchy:
SpeciesSynchytrium taraxaci (Dandelion Wart - causative organism)
GenusSynchytrium (wart chytrids)
FamilySYNCHYTRIACEAE (a family of chytrids)
OrderCHYTRIDIALES (chytrids)
ClassCHYTRIDIOMYCETES (chytridomycete fungi, chytrids)
PhylumCHYTRIDIOMYCOTA (chytridomycete fungi, chytrids)
KingdomFUNGI (true fungi)
DomainEukaryota (eukaryotes)
LifeBIOTA (living things)
Records of Synchytrium taraxaci (Dandelion Wart - causative organism) :
1: Synchytrium taraxaci (Dandelion Wart - causative organism)
18 May 2009 OSGR: SU56 51° 30’ N, 1° 10’ W Vice County: Berks (VC 22) England
Tiny gregarious galls in Dandelion leaves
Image 1: Infected leaves - top surfaces - white backgroundImage 2: Infected leaves - top surfaces - white background (2)Image 3: Infected leaves - under surfaces - white backgroundImage 4: Infected leaves - under surfaces - white background (2)Image 5: Infection - leaf top surface - close-up - magnifiedImage 6: Infection - leaf top surface - close-up - magnified (2)Image 7: Infection - leaf top surface - close-up - magnified (3)Image 8: Infection - leaf under surface - close-up - magnifiedImage 9: Infection - leaf under surface - close-up - magnified (2)Image 10: Infection - leaf under surface - close-up - magnified (3)Image 11: Infection - under top surface - close-up - magnifiedImage 12: Lesion - top surface of leaf - close-up - enlargedImage 13: Lesion - top surface of leaf - close-up - enlarged (2)Image 14: Lesion - top surface of leaf - close-up - enlarged (3)Image 15: Lesion - top surface of leaf - close-up - enlarged (4)Image 16: Lesion - under surface of leaf - close-up - enlargedImage 17: Lesion - under surface of leaf - close-up - enlarged (2)Image 18: Lesion - under surface of leaf - close-up - enlarged (3)Image 19: Lesion - under surface of leaf - close-up - enlarged (4)Image 20: Gall - squash prep (after spores all shed) - microscope low magnificationImage 21: Spores - magnifiedImage 22: Spores - magnified (2)Image 23: Spores - magnified (3)Image 24: Spores - microscope low magnification

Synchytrium taraxaci (Dandelion Wart - causative organism) may be included in identification literature listed under the following higher taxa:

NBNNBN (data.nbn.org.uk) has a distribution map for Synchytrium taraxaci (Dandelion Wart - causative organism)
BioInfoBioInfo (www.bioinfo.org.uk) has 5 host/parasite/foodplant and/or other relationships for Synchytrium taraxaci (Dandelion Wart - causative organism)

Widespread in England; few records in Scotland or Ireland but probably overlooked.

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