Pinus albicaulis

Whitebark pine
A stand of whitebark pines at Crater Lake National Park in Oregon
Scientific classification Edit this classification
Kingdom: Plantae
Clade: Tracheophytes
Clade: Gymnospermae
Division: Pinophyta
Class: Pinopsida
Order: Pinales
Family: Pinaceae
Genus: Pinus
Subgenus: P. subg. Strobus
Section: P. sect. Quinquefoliae
Subsection: P. subsect. Strobus
Species:
P. albicaulis
Binomial name
Pinus albicaulis
Natural range of Pinus albicaulis
Synonyms[2]
  • Apinus albicaulis (Engelm.) Rydb.
  • Pinus cembroides Newb. 1857 not Zucc. 1832
  • Pinus flexilis var. albicaulis (Engelm.) Engelm.
  • Pinus flexilis subsp. albicaulis (Engelm.) Engelm.
  • Pinus shasta Carrière
Pinus albicaulis is the only type of tree on the summit of Pywiack Dome in Yosemite National Park

Pinus albicaulis, known by the common names whitebark pine, white bark pine, white pine, pitch pine, scrub pine, and creeping pine,[3] is a conifer tree native to the mountains of the western United States and Canada, specifically subalpine areas of the Sierra Nevada, Cascade Range, Pacific Coast Ranges, and Rocky Mountains. It shares the common name "creeping pine" with several other plants.

The whitebark pine is typically the highest-elevation pine tree found in these mountain ranges and often marks the tree line. Thus, it is often found as krummholz, trees growing close to the ground that have been dwarfed by exposure. In more favorable conditions, the trees may grow to 29 meters (95 ft) in height.

  1. ^ Mahalovich, M.; Stritch, L. (2013). "Pinus albicaulis". IUCN Red List of Threatened Species. 2013: e.T39049A2885918. doi:10.2305/IUCN.UK.2013-1.RLTS.T39049A2885918.en. Retrieved November 19, 2021.
  2. ^ "Pinus albicaulis". World Checklist of Selected Plant Families. Royal Botanic Gardens, Kew – via The Plant List. Note that this website has been superseded by World Flora Online
  3. ^ Earle, Christopher J., ed. (2018). "Pinus albicaulis". The Gymnosperm Database.

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