Retreating lichens in southernmost Sweden.
Author
Editor
- Volkmar Wirth
Summary, in English
The current Status of 94 liehen species, of which 83 are extracted from the Swedish Red Data list, has been investigated in Skåne, the southernmost province of Sweden. The results, including over 1000 field records, indicate a retreat connected with environmental problems, especially
air pollution. 41 species have disappeared, 16 species are considered endangered, 11 species are considered vulnerable, 7 species have become rare and 7 other species are care-demanding.
Three species are increasing in frequency. Maps of past and present distributions are presented for Bacidia rosella, Fellhanera bouteillei, Gyalecta ulmi, Lecanactis amylacea, Opegrapba vermicellifera, Parmelia revoluta, Phlyctis agelaea, Pyrenula nitida, Ramalina obtusata and Sticta fuliginosa.
air pollution. 41 species have disappeared, 16 species are considered endangered, 11 species are considered vulnerable, 7 species have become rare and 7 other species are care-demanding.
Three species are increasing in frequency. Maps of past and present distributions are presented for Bacidia rosella, Fellhanera bouteillei, Gyalecta ulmi, Lecanactis amylacea, Opegrapba vermicellifera, Parmelia revoluta, Phlyctis agelaea, Pyrenula nitida, Ramalina obtusata and Sticta fuliginosa.
Department/s
Publishing year
1990
Language
English
Pages
17-27
Publication/Series
Mapping of lichens in Europe. Stuttgarter Beiträge zur Naturkunde
Volume
456
Links
Document type
Book chapter
Publisher
Staatliches Museum für Naturkunde
Topic
- Botany
Status
Published