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