Editing Pinus flexilis (section)

{{Short description|North American species of pine tree}}
{{Speciesbox
| name = Limber pine
| image = 2013-06-27 10 20 11 Limber Pine on Spruce Mountain, Nevada.jpg
| image_alt = 
| image_caption = Limber pine on [[Spruce Mountain (Nevada)|Spruce Mountain]], [[Nevada]]
| status = LC
| status_system = IUCN3.1
| status_ref = <ref name="iucn status 19 November 2021">{{cite iucn |author=Schoettle, A. |author2=Stritch, L. |date=2013 |title=''Pinus flexilis'' |volume=2013 |page=e.T42363A2975338 |doi=10.2305/IUCN.UK.2013-1.RLTS.T42363A2975338.en |access-date=19 November 2021}}</ref>
| status2 = {{TNCStatus}}
| status2_system = TNC
| status2_ref = <ref name="NatureServe">{{Cite NatureServe |date=6 December 2024 |id=2.140758 |title=''Pinus flexilis'' |access-date=8 December 2024}}</ref>
| genus = Pinus
| parent = Pinus subsect. Strobus
| display_parents = 3
| species = flexilis
| authority = [[Edwin James (scientist)|E.James]], 1824
| range_map = Pinus flexilis range map 1.png
| range_map_caption = Natural range
| synonyms_ref = <ref name="POWO">{{cite POWO |id=262945-1 |title=''Pinus flexilis'' E.James |access-date=20 October 2024}}</ref>
| synonyms = {{Species list
 | Apinus flexilis | (E.James) [[Rydb.]] (1905)
 | Pinus cembra var. flexilis | (E.James) F.Sanders (1874)
 | Pinus lambertiana var. brevifolia | [[Hook.]] (1838)
 | Pinus novaemexicana | P.Landry (1989)
 }}
}}

'''''Pinus flexilis''''', the '''limber pine''',  is a species of [[pine]] [[tree]] in the family [[Pinaceae]] that occurs in the mountains of the [[Western United States]], [[Mexico]], and [[Canada]]. It is also called '''Rocky Mountain white pine'''.

A limber pine in [[Eagle Cap Wilderness]], [[Oregon]], has been documented as over 2,000 years old, and another one was confirmed at 1,140 years old.<ref>{{cite web|url=http://www.opb.org/programs/ofg/segments/view/1739|title=Old Tree|year=2010|work=[[Oregon Field Guide]]|access-date=2010-02-21}}</ref><ref>{{cite news |last=Richard |first=Terry |url=http://blog.oregonlive.com/terryrichard/2012/09/ancient_limber_pine_likely_ore.html |title=Ancient limber pine, likely Oregon's oldest living tree, draws twin brothers to Wallowas quest (photo essay, video) |work=[[The Oregonian]] |date=September 24, 2012 |access-date=2015-02-18 }}</ref>  Another candidate for the oldest limber pine was identified in 2006 near the [[Alta Ski Area]] in Utah; called "Twister", the tree was confirmed to be at least 1,700 years old and thought to be even older.<ref>{{cite news |url=http://magazine.byu.edu/?act=view&a=1986 |title=Stay Flexible, Grow Old |work=[[BYU Magazine]] |date=Spring 2007 |access-date=2015-02-18 }}</ref>