Lichens found on trees (v. 0.6) (for beginners)

by Pat Wolseley, Natural History Museum & British Lichen Society

A key to common genera of lichens found on trees. This key supports the OPAL Air survey and was prepared with the help of the British Lichen Society .

Location

This key can give extra weight to common species, so that the most common species are the most likely.

Do you want to include information on species distribution and abundance?

Yes, give extra weight to common species
No, treat all species equally