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UC IPM
Fruiting bodies of the fungus
Biscogniauxia mediterranea
(=
Sphaeria
) on valley oak,
Quercus lobata
.
Credit: A. James Downer, UCCE Ventura County
Fruiting bodies of the fungus Biscogniauxia mediterranea (=Sphaeria) on valley oak, Quercus lobata.