Article ID | Journal | Published Year | Pages | File Type |
---|---|---|---|---|
4357795 | Mycological Research | 2008 | 7 Pages |
Abstract
The phylogenetic positions of the always-sterile microfilamentous lichens Cystocoleus ebeneus and Racodium rupestre were studied in a phylogenetic framework using sequence data of 5â² nuSSU, nuLSU, and mtSSU rDNA. The analysis reveals that both genera are ascomycetes and belong to Dothideomycetidae: they are not close to lichenized members within the subclass, but rather belong to Capnodiales. The macroscopically scarcely distinguishable C. ebeneus and R. rupestre do not form a monophyletic group. The well-supported clade of R. rupestre is basal to the one in which C. ebeneus is close to Mycosphaerellaceae. This study provides another example of ascomycetes with very different life-styles and ecologies being closely related.
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Authors
Lucia Muggia, Josef Hafellner, Nora Wirtz, David L. Hawksworth, Martin Grube,