Czerwona lista porostów zagrożonych w Górach Świętokrzyskich [Red List of threatened lichens in the Świętokrzyskie Mts.

Abstract

The first regional list of threatened lichens and allied fungi is presented. The list is a result of investigation studies in the Świętokrzyskie Mts. including Świętokrzyski National Park in Central Poland. The status of threat to the lichen and allied fungi species listed has been determined according to the IUCN Red List Categories in version 3.1 (2001). The data obtained were compared with historical ones. Changes of the species main frequency were used as an additional indicator of their threat status. The Red List includes 313 taxa of lichens, lichenicolous and saprobic fungi, which constitute 66% of the Świętokrzyskie Mts. of the local lichen biota and 19.5% of Polish biota. The status of threatened biota has the following categories: Regionally Extinct (RE) - 85 taxa, Critically Endangered (CR) - 57, Endangered (EN) - 36, Vulnerable (VU) - 38, Near Threatened (NT) - 29, Least Concern (LC) - 17 and Data Deficient (DD) - 51. Lichens belonging to RE and CR categories constitute together 30% of the local biota.