Tuber ITS alignment in FASTA format, Ambiguously aligned regions were excluded in GBlocks using the least stringent setting (Castresana, 2000; Talavera & Castresana, 2007), missing data is represented by "?" Sources of sequences include ascocarps, mitospore mats (taxon name preceded by "AM")and ectomycorrhizal roots (taxon name preceded by "EM")
