Agaricus 'xanthodermus group'
For some remarks about Agaricus see https://canberra.naturemapr.org/species/404. Agaricus xanthodermus is a species that is stains or bruises yellow. There may be more than one such yellowing species in the ACT, hence the use of 'xanthodermus group' for such Agaricus sightings.
Gallery
Regional distribution
Agaricus 'xanthodermus group' is listed in the following regions: