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Guidelines for Taxon Authors

Guidelines for the submission of manuscripts to TAXON are available at the Wiley journal page. See below for specific guidelines for the submission of nomenclatural proposals

Guidelines for proposals to conserve or reject names

Guidelines for requests for binding decisions on application of the Code

Guidelines for the preliminary evaluation of general nomenclature manuscripts

Procedures and timetable for proposals to amend the International Code of Nomenclature for algae, fungi, and plants


Proposals to amend the Code are open until 31 March 2023 and are to be submitted via the procedure described by Turland & Wiersema (2020). The deadline has been extended by one year (previously 31 March 2022) with the move of the XX International Botanical Congress from Rio de Janeiro, Brazil in 2023 to Madrid, Spain in 2024. Proposals are now to the Madrid Congress, whether published, submitted or yet to be submitted. Note: proposals should be in Word ".docx" or ".rtf" (not the older ".doc") format and sent to the Rapporteurs, Nicholas Turland ( and John Wiersema (

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