inonotus obliquus. chaga mushroom on trunk birch tree, using for healing tea or coffee in folk medicine. fungus

chaga mushroom tree trunk inonotus obliquus clinker polypore cinder conk black mass birch canker white bark parasite antioxidant detox tea food herbal anticancer nature green moos sponge pathogen paleo diet parasitic fungus sterile rot charcoallike affected antiinflammatory forest germinate healthy herb immune infection large medicinal medicine natural superfood supplement antiviral wellness healing coffee folk obliquus medicine