Where do lichen and moss grow as noted in the memoir, A Year in the Maine Woods?

Lichen and moss are organisms that can grow almost anywhere. They can survive in any type of climate because they are completely self-contained. The author enjoys looking at the lichen and moss as fall changes to winter. He observes it on every possible surface, rocks, fallen trees, and even the bare ground. He loves the intricate patterns of the growth and the variations of colors.