Honey fungus is a very common fungus. It is very damaging economically: it is a parasite of many kinds of trees, killing them when it infests them.
It is very variable in form, probably different several species .
These had a surface which looked roughened.
The first three pictures are of the fungus on a (still) living tree in Baggeridge Country Park; this picture of a felled trunk in the grounds of Himley Hall.