Chōzaburō Tanaka

{{Short description|Japanese botanist (1885–1976)}}

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| birth_date = {{Birth_date|1885|11|3}}

| birth_place = Osaka

| death_date = {{Death_date and age|1976|6|28|1885|11|3}}

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| citizenship = Japan

| nationality = Japanese

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| known_for = Citrus taxonomy (Tanaka system)

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| author_abbrev_bot = Tanaka

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{{nihongo|Chōzaburō Tanaka|田中 長三郎|Tanaka Chōzaburō}}, often Romanized as Tyôzaburô Tanaka{{cite web|url=http://www.ipni.org/ipni/idAuthorSearch.do?id=10413-1&back_page=%2Fipni%2FeditAdvAuthorSearch.do%3Ffind_abbreviation%3D%26find_surname%3DTanaka%26find_isoCountry%3D%26find_forename%3DTyozaburo%26output_format%3Dnormal|title=Author Details: Tanaka, Tyôzaburô (1885-1976)|publisher=International Plant Names Index}} (November 3, 1885 in Osaka – June 28, 1976), was a Japanese botanist and mycologist. He established one of the two major taxonomic classification systems for citrus and related genera currently in use,{{cite book|url=https://books.google.com/books?id=pKlNrSR_8IEC&q=%22Ty%C3%B4zabur%C3%B4+Tanaka%22&pg=PA49|page=49|title=Citrus genetics, breeding and biotechnology|first= Iqrar Ahmad|last= Khan |publisher= CABI|year= 2007 |isbn= 978-0-85199-019-4}}{{cite book|url=https://books.google.com/books?id=tk7DaWYvuPAC&q=%22Ty%C3%B4zabur%C3%B4+Tanaka%22&pg=PA30|page=30|title=Growing Citrus: The Essential Gardener's Guide|first=Martin|last=Page |publisher=Timber Press|year= 2008 |isbn=978-0-88192-906-5}} and is now considered to be a taxonomic "splitter". He is the author of 180 botanical names in the citrus family Rutaceae,[http://www.ipni.org/ipni/advPlantNameSearch.do?find_family=Rutaceae&find_genus=&find_species=&find_infrafamily=&find_infragenus=&find_infraspecies=&find_authorAbbrev=Tanaka&find_includePublicationAuthors=on&find_includePublicationAuthors=off&find_includeBasionymAuthors=on&find_includeBasionymAuthors=off&find_publicationTitle=&find_isAPNIRecord=on&find_isAPNIRecord=false&find_isGCIRecord=on&find_isGCIRecord=false&find_isIKRecord=on&find_isIKRecord=false&find_rankToReturn=all&output_format=normal&find_sortByFamily=on&find_sortByFamily=off&query_type=by_query&back_page=plantsearch "Plant Name Query"]. International Plant Names Index including for example Citrus × latifolia (Persian lime) and Citrus tangerina (tangerine). Many of the species Tanaka described are still recognized, but his overall scheme is not supported by modern genetic research. With Yaichi Shimada, Tanaka issued and distributed specimens in a numbered series resembling an exsiccata under the title Flora of Taiwan. Collected and distributed by Prof. T. Tanaka and Y. Shimada.{{cite web |title=Flora of Taiwan. Collected and distributed by Prof. T. Tanaka and Y. Shimada: IndExs ExsiccataID=1795927807 |website=IndExs – Index of Exsiccatae |publisher=Botanische Staatssammlung München |url=https://www.botanischestaatssammlung.de/DatabaseClients/IndExs/Exsiccatae_IndExs_Details.jsp?ExsiccataID=1795927807 |access-date=20 September 2024}}