Editing Thuja (section)

===Species===
The five extant species are:<ref name=w/><ref name="GRINSpecies">{{cite web |url=http://www.ars-grin.gov/cgi-bin/npgs/html/splist.pl?12106 |title=GRIN Species Records of ''Thuja'' |work=Germplasm Resources Information Network |publisher=United States Department of Agriculture |access-date=2013-01-22}}</ref><ref>{{BONAP|ref |genus=Thuja}}</ref>

{| class="wikitable"
|-
! Image !! Scientific name !! Common Name !! Distribution 
|-
|[[File:Thuja koraiensis PAN foliage.JPG|120px]] || ''[[Thuja koraiensis]]'' <small>Nakai</small> || Korean thuja || [[Jilin]], [[Korea]]
|-
|[[File:Thuja occidentalis 003.JPG|120px]] || ''[[Thuja occidentalis]]'' <small>L.</small> || eastern arborvitae, northern whitecedar || E Canada ([[Manitoba]] to [[Nova Scotia]]), E United States (primarily [[Northeastern United States|Northeast]], [[Great Lakes region|Great Lakes]], [[Appalachians]])
|-
|[[File:Thuja plicata 43569.JPG|120px]] || ''[[Thuja plicata]]'' <small>Donn ex D.Don</small> || western redcedar || from [[Alaska]] to [[Mendocino County]] in [[California]]
|-
|[[File:Thuja standishii Brno2.JPG|120px]] || ''[[Thuja standishii]]'' <small>(Gordon) Carrière</small> || Japanese thuja || [[Honshu]], [[Shikoku]]
|-
| || ''[[Thuja sutchuenensis]]'' <small>(Gordon) Carrière</small> || Sichuan thuja || [[Sichuan]], [[Chongqing]] China almost extinct in the wild
|-
|}

Species formerly placed in ''Thuja'' include:<ref>{{cite web |url=http://wcsp.science.kew.org/namedetail.do?name_id=377490|date=2022-10-20|title=WCSP, the last web-archive snapshot before migration to POWO (Archive copy)|archive-url=https://web.archive.org/web/20221020000834/http://wcsp.science.kew.org/namedetail.do?name_id=377490 |archive-date=2022-10-20 }}</ref>{{citation needed|date=August 2024}}
* ''[[Austrocedrus chilensis]]'' <small>(D.Don) Pic.Serm. & Bizzarri</small> (as ''T. chilensis'' <small>D.Don</small>)
* ''[[Callitris rhomboidea]]'' <small>R.Br. ex Rich.</small> (as ''T. australis'' <small>Poir.</small>)
* ''[[Cupressus nootkatensis]]'' <small>D.Don</small> (as ''T. excelsa'' <small>Bong.</small>)
* ''[[Dacrycarpus imbricatus]]'' <small>(Blume) de Laub</small> (as ''T. javanica'' <small>Burm.f.</small>)
* ''[[Glyptostrobus pensilis]]'' <small>(Staunton ex D.Don) K.Koch</small> (as ''T. pensilis'' <small>Staunton ex D.Don</small>)
* ''[[Libocedrus plumosa]]'' <small>(D.Don) Sarg.</small> (as ''T. doniana'' <small>Hook.</small>)
* ''[[Platycladus orientalis]]'' <small>(L.) Franco</small> (as ''T. orientalis'' <small>L.</small>)
* ''[[Tamarix aphylla]]'' <small>(L.) H.Karst.</small> (as ''T. aphylla'' <small>L.</small>)
* ''[[Tetraclinis articulata]]'' <small>(Vahl) Mast.</small> (as ''T. articulata'' <small>Vahl</small>)
* ''[[Thujopsis dolabrata]]'' <small>(Thunb. ex L.f.) Siebold & Zucc.</small> (as ''T. dolabrata'' <small>Thunb. ex L.f.</small>)
* ''[[Widdringtonia nodiflora]]'' <small>(L.) Powrie</small> (as ''T. cupressoides'' <small>L.</small>)
and many more

The extant species ''Thuja sutchuenensis'' was believed to be extinct until 1999, when a small population was discovered in southeast China.<ref>{{Cite journal|last1=Qiaoping|first1=Xiang|last2=Fajon|first2=A.|last3=Zhenyu|first3=Li|last4=Likuo|first4=Fu|last5=Zhengyu|first5=Liu|date=2002-07-01|title=Thuja sutchuenensis: a rediscovered species of the Cupressaceae|journal=Botanical Journal of the Linnean Society|language=en|volume=139|issue=3|pages=305–310|doi=10.1046/j.1095-8339.2002.00055.x|issn=0024-4074|doi-access=free}}</ref>