a) - Books
Guide to common lichens by the
Field Studies Council
- On tree and wood
- On twigs
- On stone and soil
- Of heaths and moors
- Churchyard
- Rocky shores
a) - Internet References
No doubt there are many others however these have proved very useful so far.
A - Warwickshire Wild Life
https://www.warwickshire-butterflies.org.uk
https://www.warwickshire-dragonflies.org.uk
B - British Lichen
http://www.britishlichens.co.uk
https://www.britishlichensociety.org.uk
C - Irish Lichen
D - Specific Wild Life locations
E - Fungus
http://www.hampshirefungi.org.uk/tombio/resupinates.php
F - British Insects and Galls
http://www.bugsandweeds.co.uk
G - Trees
https://www.woodlands.co.uk/blog/tree-identification
H - Moss
http://www.andrewspink.nl/mosses/thumbnails.htm