intense green lichen attached to the roots of a pine tree

intense green lichen attached pistachio lepraria incana powdery roots bark crustose lichens pine tree flora forest closeup dust stereocaulaceae tiny granules soredia divaricatic acid zeorin base shaded locations substrate coniferous trees mycovirus hoyos del espino avila spain river tormes central massif gredos regional park national hunting reserve sierra soil earth grass