DNA, Fungal 2 operational taxonomic units (OTUs) DNA, Ribosomal Spacer 1 Journal Article 1 Letter 1 Research Support, Non-U.S. Gov't 1 Tulasnella 1 mehr ... amplicon sequence variants (ASVs) 1 arbuscular mycorrhizal fungi 1 biogeography 1 environmental filtering 1 exact sequence variants (ESVs) 1 fungi 1 internal transcribed spacer (ITS) 1 multilocus analyses 1 orchids, species delimitation 1 phylogenetic scale 1 taxonomic resolution 1 weniger ...