Smithsonian National Museum of Natural History

Illustration by Pollyanna von Knorring (Stockholm) includes representatives of plants by leaves of Ginkgo biloba L.; 
  algae by thalli of the Antarctic marine red alga Nereoginkgo adiantifolia Kylin; 
  fungi by the dark spots on the ginkgo leaves and the teliospores and basidia of the basidiomycete Bartheletia paradoxa G. Arnaud ex Scheuer & al., 
  which grows on the fallen leaves of G. biloba; 
  and fossils by the reconstruction of Ginkgo yimaensis Zhi-Yan Zhou & Bo-Le Zhang from the Jurassic of China. Images not to scale. In 1950, the International Botanical Congress founded the International Association for Plant Taxonomy (IAPT), which initiated the journal Taxon. All proposals for conservation or rejection of scientific names (see guidelines), for suppression of botanical works, and requests for binding decisions on valid publication or confusability of names (see guidelines) are now published in Taxon and proposals for protection of fungal names in IMA Fungus. The proposal number series for conservation/rejection proposals was started in 1955 and continues today; the numbering of other proposals or requests only began in 2013. This database, which succeeds the "Proposals and Disposals" database initiated by Dan Nicolson in 2000, contains records of all such proposals or requests and their histories since the first ones appeared in 1892, and two reports are available from the data. A Code Appendices report reproduces all entries matching any set of search criteria within the content of Shenzhen Code Appendices I–VII. A Proposals/Requests report details the history of selected proposals or requests matching the search criteria entered, providing citations of all Nomenclature Committee reports regarding their status, and indicating the final disposition, the representation, if any, in subsequent Codes, and any resulting entries in the Shenzhen Code Appendices. For a full explanation of some of these criteria, see the help file. [Dan Nicolson, March 2000–February 2009; John Wiersema, April 2009–present (9291 entries)].

Please choose from the following options to enter your search criteria for a report on:
   a) selected content of the Shenzhen Code Appendices.
   b) a complete history of any proposal(s) or request(s).
Multiple criteria can be searched. Wild cards (%) are accepted.

  • Enter any part of the scientific name (family, genus or species epithet) or the number of the proposal/request:
  • Enter the surname of an author of the proposal/request:
  • Enter a word, phrase, or character string found in the entries to Appendices I–VII of the Shenzhen Code:
  • Select the group: the taxonomic rank:
    or the action proposed on the name(s):
  • Enter the Taxon journal number in which the proposal(s)/request(s) appeared (if known): .
Select the desired report:
    a) Code Appendices (for complete report of App. I–VII omit search criteria)
    b) Proposals/Requests


Cite this website as: Wiersema, J.H., Turland, N.J., Barrie, F.R., Greuter, W., Hawksworth, D.L., Herendeen, P.S., Knapp, S., Kusber, W.-H., Li, D.-Z., Marhold, K., May, T.W., McNeill, J., Monro, A.M., Prado, J., Price, M.J. & Smith, G.F. (eds.) 2018+ [continuously updated]: International Code of Nomenclature for algae, fungi, and plants (Shenzhen Code) adopted by the Nineteenth International Botanical Congress Shenzhen, China, July 2017: Appendices I�VII. Online at < https://naturalhistory2.si.edu/botany/codes-proposals/> [accessed 11 October 2024].

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