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Fruiting bodies of the fungus Annulohypoxylon (=Hypoxylon) thousarianum, on Coast live oak, Quercus agrifolia.

Fruiting bodies of the fungus <i>Annulohypoxylon</i> (=<i>Hypoxylon</i>)<i> thousarianum</i> on Coast live oak, <i>Quercus agrifolia</i>.; Ojai, Ventura County, CA Credit: A. James Downer, UCCE Ventura County — Credit: A. James Downer, UCCE Ventura County

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