Lasallia papulosa (common toadskin) is an umbilicate lichen (a lichen attached to its substrate at a single point). It is in the Umbilicariaceae family.
Fontes e Créditos
(c) Ken-ichi Ueda, alguns direitos reservados (CC BY), uploaded by Ken-ichi Ueda
(c) Bill MacIndewar, alguns direitos reservados (CC BY-NC), uploaded by Bill MacIndewar
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