taxize: Taxonomic Information from Around the Web

Interacts with a suite of web 'APIs' for taxonomic tasks, such as getting database specific taxonomic identifiers, verifying species names, getting taxonomic hierarchies, fetching downstream and upstream taxonomic names, getting taxonomic synonyms, converting scientific to common names and vice versa, and more.

Version: 0.9.100
Depends: R (≥ 3.2.1)
Imports: graphics, methods, stats, utils, crul (≥ 0.7.0), xml2 (≥ 1.2.0), jsonlite, foreach, ape, zoo, data.table, tibble (≥ 1.2), bold (≥ 0.8.6), rredlist, rotl (≥ 3.0.0), ritis (≥ 0.7.6), worrms (≥ 0.4.0), natserv (≥ 1.0.0), wikitaxa (≥ 0.3.0), R6, crayon, cli, phangorn, conditionz
Suggests: testthat, vegan, vcr
Published: 2022-04-22
DOI: 10.32614/CRAN.package.taxize
Author: Scott Chamberlain ORCID iD [aut], Eduard Szoecs [aut], Zachary Foster [aut, cre], Zebulun Arendsee [aut], Carl Boettiger [ctb], Karthik Ram [ctb], Ignasi Bartomeus [ctb], John Baumgartner [ctb], James O'Donnell [ctb], Jari Oksanen [ctb], Bastian Greshake Tzovaras [ctb], Philippe Marchand [ctb], Vinh Tran [ctb], Maƫlle Salmon [ctb], Gaopeng Li [ctb], Matthias GreniƩ [ctb], rOpenSci [fnd] (
Maintainer: Zachary Foster <zacharyfoster1989 at>
License: MIT + file LICENSE
URL: (website), (devel), (user manual)
NeedsCompilation: no
Language: en-US
Citation: taxize citation info
Materials: README NEWS
In views: Phylogenetics
CRAN checks: taxize results


Reference manual: taxize.pdf


Package source: taxize_0.9.100.tar.gz
Windows binaries: r-devel:, r-release:, r-oldrel:
macOS binaries: r-release (arm64): taxize_0.9.100.tgz, r-oldrel (arm64): taxize_0.9.100.tgz, r-release (x86_64): taxize_0.9.100.tgz, r-oldrel (x86_64): taxize_0.9.100.tgz
Old sources: taxize archive

Reverse dependencies:

Reverse depends: insectDisease, MonoPhy
Reverse imports: algaeClassify, bdvis, CALANGO, datelife, helminthR, LocaTT, metacoder, MetaScope, myTAI, occCite, OpenTreeChronograms, refdb, rusda, TR8, traits
Reverse suggests: camtrapR, ecocomDP, gtools, spocc, taxizedb


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