Erysiphe euonymicola U. Braun, (spindletree mildew)


16 Oct 2009 at OSGR: SY78 in Dorset, England

Record Summaryon curled leaves of Japanese Spindle in garden hedge
Found asAnamorph
Date16 October 2009
Associated organismEuonymus japonicus
OS grid refOSGR: SY78
Lat/Lon50° 40’ N, 2° 20’ W
Vice CountyDorset, VC no: 9
CountryEngland
Voucher16 Oct 2009[B]
(Please quote this in any queries about this record)

Notes:

On live, curled leaves of Euonymus japonicus causing diffuse yellow patches.

Mycelium mainly hypophyllous, thinly blanketing large areas of the leaf, white at first, becoming pale milky coffee coloured or very pale pinkish grey, probably from secondary infection. Leaf upper surface with diffuse yellowed patches over the infection, and sometimes with one or two smaller white mycelial patches.

Cleistothecia absent.

The following literature was used to identify this find:

standard photographs and close-ups
standard photographs and close-ups:
macro-photographs
macro-photographs:
photomicrographs
photomicrographs:

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