title: Controversy over Hygrophorus cossus settled using ITS sequence data from 200 year-old type material.
authors.affiliation: Botanical Institute, Göteborg University, SE-405 30 Göteborg, Sweden. ellen.larsson@botany.gu.se
authors.forename: Ellen
authors.initials: E
authors.lastname: Larsson
authors.forename: Stig
authors.initials: S
authors.lastname: Jacobsson
mesh_terms: D000363:Agaricales / Q000145:classification* / Q000235:genetics* / Q000302:isolation & purification; D000818:Animals; D004271:DNA, Fungal / Q000235:genetics* / Q000302:isolation & purification; D021903:DNA, Ribosomal Spacer / Q000235:genetics* / Q000302:isolation & purification; D049671:History, 18th Century; D007915:Lepidoptera; D009172:Mycology / Q000266:history; D009812:Odorants; D010802:Phylogeny; D013548:Sweden; D009626:Terminology as Topic
chemical_list: D004271:DNA, Fungal; D021903:DNA, Ribosomal Spacer