Below are 10 of the most common fungi I've found and identified in the Tayside region.

Amanita crocea
Amanita muscaria [fly agaric]
Amanita rubescens [the blusher]
Boletus chrysenteron [red-cracked bolete]
Collybia confluens [clustered tough-shank]
Collybia maculata [spotted tough-shank]
Hygrophoropsis aurantiaca [false chanterelle]
Hypholoma fasciculare [sulphur tuft]
Phallus impudicus [stinkhorn]
Piptoporus betulinus [birch polypore or razor-strop fungus]

I only had 12 trips in 2004. The table below shows the commonest finds with the number found and the percentage to the number of trips.

Collybia peronata [wood woolly-foot]                                 7 [58.80%]
Boletus chrysenteron [red cracked boletus]                         5 [41.60%]
Collybia confluens [clustered tough-shank]                        5
Clitocybe nebularis [clouded agaric]                                    4 [33.33%] 
Collybia butyracea [buttercap]                                               4
Hypholoma fasciculare [sulphur tuft]                                   4 
Piptoporus betulinus [birch polypore]                                 4
Tricholomopsis rutilans [plums and custard]                      4
Amanita rubescens [blusher]                                                   3 [25.00%]
Amanita vaginata [grisette]                                                      3

Total number of fungi found was 80 [includes 8 new finds].