Fibroporia vaillantii Fibroporia vaillantii Fibroporia vaillantii, also known as mine fungus, white pore fungus, Antrodia vaillantii, Polyporus vaillantii, and various other names is a wood-decaying fungus which can occur on timber in humid conditions. The fungus causes brown rot of pine wood, in which cellulose and hemicellulose are broken down, leading to brown discoloration and shrinkage of wood. It has been/is sometimes considered to be a fungus causing dry rot, although that term is more often used for wood decay due to a different fungus, "Serpula lacrymans". The fungus grows on wood from coniferous trees, such as pine wood, under damp conditions,
The Amity Affliction of the year. It was announced by Joel Birch on 24 March 2013 that Dan Brown was the new guitarist,<ref name="instagram.com/joeldtd">, http://instagram.com/p/XOQl3mQs5q/</ref> although he did not appear on the "Open Letter" music video. In 2013 The Amity Affliction was part of Warped Tour in the United States with Chad Hasty (Glass Cloud) on drums and percussion due to Ryan Burt severely damaging his cornea during a set in Portland, Oregon. Later in the tour vocalist Joel Birch was also hospitalized due to unspecified illness, forcing the band to cancel their set in Pittsburgh. The band's next show in Cleveland was