Ustilago avenae (Pers.) Rostr., (loose smut of oats & oat grass)


20 Jun 2007 at OSGR: SU56 in Berks, England

Record Summaryin spikelets of Oat Grass
Found asInfection
Date20 June 2007
Associated organismArrhenatherum elatius
OS grid refOSGR: SU56
Lat/Lon51° 20’ N, 1° 10’ W
Vice CountyBerks, VC no: 22
CountryEngland
Voucher20 Jun 2007[A]
(Please quote this in any queries about this record)

Notes:

Infection in spikelets.

Ustilospores: globose, greyish brown with one side paler, 5-7.5/5-5.5µm diam, smooth under x40 objective, rough under x100 oil with echinulations visible on profile, esp on paler side.

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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