Supplementary Table 2.

Summary of endophyte names for isolates in aspen 14/1 2008 (classification according to AFTOL)

In summary we found 33 distinct taxa out of 73 clones that we received sequens results from

Ascomycota

unknown Ascomycota 1. clone D10 (diverse BLAST ITS/18S)

unknown Ascomycota 2. clone H1, H2(diverse i BLAST)

Ascomycota inc. sed.

Epicoccum sp. 1. clone G4, G6, G11 (BLAST ITS)

Dothideomycetes

unknown Dothideomycetes 1 clone B8, B9 (BLAST 18S)

unknown Dothideomycetes 2 clone C2 (BLAST 18S)

Capnodiales

Cladosporium sp.cloneA2, G3 (based on ITS BLAST; C. cladosporioides 100%, C. tenuissimum 100%)

Davidiella (Cladosporium) sp. 1 clone G8, G9 (BLAST ITS Davidiella macrospora 100%, div Cladosporium spp. 100%)

Davidiella (Cladosporium) sp. 2 clone H8 (BLAST ITS C. oxysporum 99%; div Cladosporium/Davidiella 18S 100%)

Dothideales

Dothidea sp. clone A3, A8, A9, A12, B2, B3, B4, C3, C8, D4, D8, D9 (based on 18S BLAST; D. muelleri 99%, D. berberidis 99% no good ITS match, but various Dothideomycetes 93%)

Aureobasidium sp.clone A10, D6, D7, E8, E12, F6, F7, G5, H3 (based on ITS BLAST; A. microstictum 99%, A. pullulans 99% and 18S BLAST div. Aureobasidium spp. 100%)

Pleosporales

Alternaria sp. 1 (anamorf) clone F10 (ITS BLAST A. alternata 100%, A. tenuissima 99%)

Phaeosphaeriopsis sp. 1. clone A6 (based on ITS and 18S BLAST)

Phaeosphaeria sp. 1.clone B12 (based on ITS BLAST)

unknown Pleosporales 1 clone A7 (based on 18S BLAST)

unknown Pleosporales 2 clone B1 (based on 18S BLAST)

unknown Pleosporales 3 clone A4 (based on BLAST ITS, 18S)

unknown Pleosporales 4 clone C11 (based on BLAST 18S)

unknown Pleosporales 5 clone D3 (based on BLAST ITS/18S)

Eurotiomycetes

Eurotiales

Penicillium sp. 1 clone B11, E6 (P. corylophilum ITS BLAST 100%)

Penicillium sp. 2 clone C7, C9, C12, F3, F12, G10 (ITS BLAST P. biourgeanum 100%, P. brevicompactum 100%)

Penicillium sp. 3clone G2 (BLAST 18S P. purpurogenum 99%, P. funiculosum 99%)

Penicillium sp. 4 clone F1, F2, G1, (ITS BLAST P. pinophilum 99%, P. aculeatum 99%; 18S BLAST P. verruculosum 100%, P. purpurogenum 99%)

Penicillium sp. 5 clone H10 (ITS BLAST P. ohlsonii 100%)

Leotiomycetes

Helotiales

Sclerotinia sp. A5 (BLAST ITS Botryotinia fuckeliana 100%, 18S Sclerotinia sclerotiorum 99%, S. trifoliorum 99%)

Sordariomycetes

Sordariomycetideae inc. sed.

Glomerella sp. 1. clone F5 (BLAST ITS G. miyabeana 100%, G. cingulata 100%)

Diaporthales

Unknown Valsaceae 1 clone C5 (ITS BLAST Leucostoma persoonii 96%, L. niveum 96%, Valsa mali 96%)

Hypocreales

Giberella sp. 1. clone D5, G7 (ITS BLAST Giberella avenacea 100%; 18S G. fujikuroi 100%; both several Fusarium anamorphs)

Nectria ('Acremonium') sp. 1 clone C4, C6, E3, E4 (BLAST ITS Acremonium strictum 100%, Nectria mauritiicola 100%, 18S Acremonium like hyphomycete 99%)

Sordariales

Sordaria sp. 1. clone C10 (ITS BLAST Sordaria (Asordaria) sibutii 100%, Sordaria lappae 100%)

Chaetomiumsp. clone F8, F9, F11, H12 (ITS BLAST Chaetomium globosum 100%)

Basidiomycota

Agaricomycetes

unknown Agaricomycetes1 clone B7 (based on 18S BLAST, div Agaricales blast 99%)

unknown Agaricomycetes2 clone F4 (diverse Agaricales i ITS och 18S BLAST)

Microbotryomycetes

Sporidiobolales

unknown Sporidiobolaceae clone D1 (BLAST ITS Rhodotorula lamellibranchae 96%, Erythrobasidium sp. 96%; 18S Rhodotorula lamellibranchae 100%, Sporobolomyces gracilis 99%)