background with lichens and moss - dog lichen; peltigera canina.dog lichen in the autumn forest of northern europe

abstract alien autumn background backgrounds biology black boletus branch canina cep color cooking damp dark dinner disease dog environment family fantasy fiction foliage food forest grass green growing infection leaves lichen lichens living macro medicine moss multiple mushroom mushrooms name natural nature north parasite pattern peltigera plant raw science siberia space species summer sun survival sustainability texture tree united western white wood woods