PA131381 giant fungus growth

PA131381 giant fungus growth

Observation - PA131381 giant fungus growth - UK and Ireland. Description: Almost completely encircling the base of a large beech. A variety of colours within each body, would be interested to know if markings where to do with growth / environment

Almost completely encircling the base of a large beech. A variety of colours within each body, would be interested to know if markings where to do with growth / environment