The granite was painted with rich orange and yellow lichens.
The south-facing sides of these stones sometimes bore lichens, yellow and grey.
Nish crouched between two rocks splotched with bright yellow lichen.
Its surface was mottled with red and yellow lichens and patches of green moss.
The stones were pitted by rain channels and mottled with yellow lichen.
On others, yellow lichen had obscured the inscriptions.
We came across what looked like old stone walls covered in yellow lichen that were actually Bronze Age hut sites.
The brick was pitted with yellow lichen, scorched by explosive, crumbling at the corners.
They reached a tall, eroded rock, crusted with yellow lichen.
We noticed that they were often covered with a yellow lichen like rust, the Parmelia parietina.