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Citation for Study 11398

About Citation title: "Cortinarius species diversity in British Columbia and molecular phylogenetic comparison with European specimen sequences.".
About Study name: "Cortinarius species diversity in British Columbia and molecular phylogenetic comparison with European specimen sequences.".
About This study is part of submission 11388 (Status: Published).

Citation

Harrower E., Ammirati J.F., Cappuccino A.A., Ceska O., Kranabetter J.M., Kroeger P., Lim S., Taylor T., & Berbee M. 2011. Cortinarius species diversity in British Columbia and molecular phylogenetic comparison with European specimen sequences. Botany, 89(11): 799-810.

Authors

  • Harrower E. (submitter) Phone (865) 974-2320
  • Ammirati J.F.
  • Cappuccino A.A.
  • Ceska O.
  • Kranabetter J.M.
  • Kroeger P.
  • Lim S.
  • Taylor T.
  • Berbee M.

Abstract

Throughout the world, the diversity of fungi remains poorly characterized and Cortinarius is a classical example of a difficult, species-rich, and under-researched mushroom genus. Here, we sequenced and analyzed ribosomal internal transcribed spacer (ITS) sequence barcodes from herbarium specimens to improve understanding of Cortinarius species diversity in British Columbia, Canada. Starting with 962 specimen sequences, 617 from BC herbaria, we present a maximum likelihood tree showing 177 putative Cortinarius species in British Columbia. As a working definition, we considered a ?species? to be a monophyletic clade that included a reliably-identified reference sequence, with a maximum of 3% ITS sequence variation. If no reference sequence was available, ?species? were groups sharing 97% or more sequence identity. By these criteria, 109 putative BC species matched European species and 10 BC species matched species exclusively found in North America. Of the 56 BC species that did not match any reference sequences, some may be new to science, while others likely represent described species without available sequences. By depositing sequences from BC specimens into GenBank and BOLD, and by providing our alignment to TreeBASE, we have supplied the resources necessary to improve accuracy in identifications of Cortinarius in future systematic and ecological studies.

Keywords

Cortinarius, nuclear ribosomal internal transcribed spacer, biodiversity, DNA barcoding

External links

About this resource

  • Canonical resource URI: http://purl.org/phylo/treebase/phylows/study/TB2:S11398
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