Hard to state a numerical value here as this fungus is growing all over the ash covered areas of the forest. Various shades from white through to bright orange ...
This genus is one of the first fungi to appear after fires and can be widespread and abunant. It starts off as a white cobwebby mycelial feltwork (a mould looking structure) then as it matures it tends to move through pink to orange with a whitish mycelial margin. It grows on the burnt soil and wood. It's an Ascomycota with white spores.