Peronospora grisea de Bary
(Hebe Downy Mildew)

Taxonomic hierarchy:
SpeciesPeronospora grisea (Hebe Downy Mildew)
GenusPeronospora (a genus of downy mildews)
FamilyPERONOSPORACEAE (downy mildews)
OrderPERONOSPORALES (downy mildews and white rusts)
ClassPERONOSPOREA (a class of fungoid organisms)
PhylumOOMYCOTA (a group of mainly plant-parasitic fungi)
KingdomCHROMISTA (algae)
DomainEukaryota (eukaryotes)
LifeBIOTA (living things)
Records of Peronospora grisea (Hebe Downy Mildew) :
1: Peronospora grisea (Hebe Downy Mildew)
21 May 2010 OSGR: SK28 53° 20’ N, 1° 30’ W Vice County: South-west Yorks (VC 63) England
hypophyllous, on Brooklime leaves
Image 1: Infected leaf - top surface - close-upImage 2: Infected leaf - top surface - close-up (2)Image 3: Infected leaf - under surface - close-upImage 4: Infected plant - in situImage 5: Infected plant - in situ (2)Image 6: Infected plants - in situImage 7: Infected plants - in situ (2)Image 8: Infected plants - white backgroundImage 9: Infected shoot tip - close-up - white backgroundImage 10: Infected leaf - underside - close-up - enlargedImage 11: Infected leaf - underside - close-up - enlarged (2)
2: Peronospora grisea (Hebe Downy Mildew)
19 May 2010 OSGR: SK38 53° 20’ N, 1° 30’ W Vice County: South-west Yorks (VC 63) England
hypophyllous infection on pale green patches on Brooklime leaves
Image 1: Infected shoot - top surface - white backgroundImage 2: Infected shoot - under surface - white backgroundImage 3: Leaf spot - top suface - close-up - enlargedImage 4: Leaf spot - under suface - close-up - enlargedImage 5: Leaf spot - under suface - close-up - enlarged (2)Image 6: Mycelium - close-up - highly enlargedImage 7: Mycelium - close-up - highly enlarged (2)Image 8: Mycelium - close-up - highly enlarged (3)Image 9: Mycelium - close-up - highly enlarged (4)Image 10: Mycelium - close-up - magnifiedImage 11: Mycelium - close-up - magnified (2)Image 12: Mycelium - close-up - magnified (3)Image 13: Mycelium - close-up - magnified (4)Image 14: Mycelium - close-up - magnified (5)Image 15: Sporangiophore and sporangia - magnifiedImage 16: Sporangiophore - magnifiedImage 17: Sporangiophore - magnified (2)Image 18: Sporangiophore - magnified (3)Image 19: Sporangiophore - magnified (4)

Identification Works

AuthorYearTitleSource
Shattock, R.C., Smith, A.M. & Cooke, D.E.L. 2006 Downy mildew on Buddleja Field Mycology Vol 7 (1): 22-27.

Peronospora grisea (Hebe Downy Mildew) may also be included in identification literature listed under the following higher taxa:

NBNNBN (data.nbn.org.uk) has a distribution map for Peronospora grisea (Hebe Downy Mildew)
BioInfoBioInfo (www.bioinfo.org.uk) has 10 host/parasite/foodplant and/or other relationships for Peronospora grisea (Hebe Downy Mildew)
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