Golovinomyces orontii (Castagne) V.P. Heluta, (a polyphagous powdery mildew)


25 Aug 2009 at OSGR: SU52 in South Hants, England

Record Summaryold hypophyllous infection on Verbena bonariensis
Found asAnamorph
Date25 August 2009
Associated organismVerbena bonariensis
OS grid refOSGR: SU52
Lat/Lon51° 0’ N, 1° 10’ W
Vice CountySouth Hants, VC no: 11
CountryEngland
Voucher25 Aug 2009[B]
(Please quote this in any queries about this record)

Notes:

Conidia barrel-shaped, without dark granules.

Two spp recorded on Verbena: Sphaerotheca verbenae & Golovinomyces orontii. The conidia lack dark granules so not Sphaerotheca.

The following literature was used to identify this find:

photomicrographs
photomicrographs:

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