After deciding not to continue attending the Wednesday Morning', Lichen Chat & Improvement Meetings, we have had a break from Lichens: at least in terms of trying to identify them. A not unwelcome break either.
We have been able to look at/photograph Lichens (and Mosses) without having to worry for example, whether a Xanthoria parietina is a Xanthoria calcicola or vice versa.
We like Miniature World' pictures: like these of Lichens and Mosses growing on the Sea Wall beside the Thames Path, close to the Crossness Nature Reserve and the Waste Incinerator (for what it's worth, we are reckoning on Xanthoria parietina for the yellow Lichens):