Species of the Neuropogon group in the lichen genus Usnea have their centre of distribution
in polar regions of the Southern Hemisphere. Their morphological and chemical variability is …

Key to European Usnea species Page 1 419 The Diversity of Lichenology: Jubilee Volume. A.
Thell, MRD Seaward & T. Feuerer (eds). Bibliotheca Lichenologica 100: 419–462. J. Cramer in …

Systematics and taxonomy of Usnea cornuta, U. flammea and U. fragilescens are discussed.
The morphology, chemistry and distribution of these species in Europe are described and a …

抄録 The genus Usnea is taxonomically revised, resulting in 43 species for Japan and
Taiwan. It consists of three subgenera, Usnea, Eumitria (Stirt.) Zahlbr. and Dolichousnea Y …

Twenty-three Usnea species and species groups are reported from British Columbia,
Canada. Usnea chaetophora, U. diplotypus, and U. nidulans s. lat. are new to North …

The lichens Usnea florida and U. subfloridana have since long been recognised as distinct
species. They show many similarities in morphology, but have different reproductive …

A key to the 40 taxa in the genus Usnea in Taiwan is presented. Usnea articulata is new to
Taiwan. Usnea mutabilis is excluded from the lichen fiora of Taiwan. Photographs of …

Norway, with more than 1,800 lichen species, has a rich lichen flora, close to or exceeding
the number of lichens in parts of the world that are considered to be lichen-rich like the …

Recent taxonomic and DNA sequence-based studies in several groups of lichen-forming
fungi have revealed incongruence between the morphological and molecule-based …

John, v.: Preliminary catalogue of lichenized and Iichenicolous fungi of Mediterranean
Turkey-Bocconea 6: 173-216. 1996.-ISSN 1120-4060. This paper containS a compete Iist of …