Supplemental Table 1. Operational taxonomic units (OTUs) based on ITS2 are indicated for each sampled season and sampling method for needles of seedling and adult P. taeda. ITS2 OTUs Sampling Host age Season method 99% 97% 95% 90% Summer 35 33 29 27 Culture Seedling Winter 37 34 32 29 Clone Summer 34 29 28 27 Summer 18 17 17 15 Culture Winter 25 24 23 20 Adult Clone Summer 6 6 6 6 Supplemental 2. Reference sequences used in phylogenetic analyses. An asterisk indicates species used in the backbone constraint tree (Suppl. Fig. 1). Species GenBank Class accession EU825952 Agaricomycetes 1 Acantholichen pannarioides 2 DQ678082 Dothideomycetes Alternaria alternata* 3 KC584284 Dothideomycetes Alternaria limoniasperae 4 AB376819 Sordariomycetes Annulohypoxylon nitens 5 GQ221876 Dothideomycetes Anteaglonium globosum 6 DQ890026 Sordariomycetes Anthostomella eucalyptorum 7 AY515349 Agaricomycetes Antrodia albida 8 AY660917 Eurotiomycetes Aspergillus fumigatus* HE650987 Agaricomycetes 9 Asterodon ferruginosa 10 JN649326 Agaricomycetes Athelopsis subinoconspicua 11 DQ470956 Dothideomycetes Aureobasidium pullulans* 12 GQ377490 Sordariomycetes Biscogniauxia mediterranea 13 DQ678053 Dothideomycetes Botryosphaeria ribis* 14 DQ470987 Eurotiomycetes Caliciopsis orientalis* 15 X70659 Saccharomycetes Candida albicans* 16 AY004337 Dothideomycetes Capnodium citri
Supplemental Table 1. Operational taxonomic units (OTUs) based on ITS2 are indicated for each sampled season and sampling method for needles of seedling and adult P. taeda. Host age Sampling method Season ITS2 OTUs 99% 97% 95% 90% Seedling Culture Summer 35 33 29 27 Winter 37 34 32 29 Clone Summer 34 29 28 27 Adult Culture Summer 18 17 17 15 Winter 25 24 23 20 Clone Summer 6 6 6 6 Supplemental 2. Reference sequences used in phylogenetic analyses. An asterisk indicates species used in the backbone constraint tree (Suppl. Fig. 1). Species GenBank accession Class 1 Acantholichen pannarioides EU825952 Agaricomycetes 2 Alternaria alternata* DQ678082 Dothideomycetes 3 Alternaria limoniasperae KC584284 Dothideomycetes 4 Annulohypoxylon nitens AB376819 Sordariomycetes 5 Anteaglonium globosum GQ221876 Dothideomycetes 6 Anthostomella eucalyptorum DQ890026 Sordariomycetes 7 Antrodia albida AY515349 Agaricomycetes 8 Aspergillus fumigatus* AY660917 Eurotiomycetes 9 Asterodon ferruginosa HE650987 Agaricomycetes 10 Athelopsis subinoconspicua JN649326 Agaricomycetes 11 Aureobasidium pullulans* DQ470956 Dothideomycetes 12 Biscogniauxia mediterranea GQ377490 Sordariomycetes 13 Botryosphaeria ribis* DQ678053 Dothideomycetes 14 Caliciopsis orientalis* DQ470987 Eurotiomycetes 15 Candida albicans* X70659 Saccharomycetes 16 Capnodium citri AY004337 Dothideomycetes
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