Historical and recent occurrence of epixylous moss Buxbaumia viridis in the Javorníky Mts. and the Vsetínské vrchy hills (Western Carpathians)

The epixylous moss Buxbaumia viridis (Moug. ex Lam. & DC.) Brid. ex Moug. & Nestl. is considered an endangered or vulnerable species in all countries in the Central Europe. In the Czech part of the Western Carpathians the species was recorded very occasionally in the twentieth century. In 2011 field monitoring of the species on historically known localities in Javorníky Mts. and the Vsetínské vrchy hills was carried out. As a result, six localities of B. viridis have been recorded in this region. Precise localization, number of and ecological data are given.