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Sugar pine

Sugar pine
Sugarpinesmall.jpg
Cones and needles of a Sugar pine (photo
Richard Sniezko, US Forest
Service) Large pic
'Scientific classification'
Kingdom: Plantae
Division: Pinophyta
Class:Pinopsida
Order:Pinales
Family:Pinaceae
Genus:Pinus
Species:lambertiana
Binomial name
Pinus lambertiana
The Sugar pine (Pinus lambertiana; Family Pinaceae) is a species of pine tree that occurs in the mountains of Oregon and California in the western United States, and Baja California Norte in northwestern Mexico; specifically the Sierra Nevada, the Cascade Range, the Coast Ranges, and the Sierra San Pedro Martir.

Sugar pine is the largest species of pine, commonly growing to 40-60 m tall, exceptionally up to 81 m tall, and with a trunk diameter of 1.5-2.5 m, exceptionally 3.5 m.

It is a member of the white pine group, Pinus subgenus Strobus, and like all members of that group, the leaves ('needles') are in fascicles (bundles) of five, with a deciduous sheath. They are 6-11 cm long. Sugar pine is notable for having the longest cones of any conifer, mostly 25-50 cm long, exceptionally up to 66 cm long.

The Sugar pine has been savaged by the white pine blister rust, a fungus that was accidently introduced from Europe in 1909. A high proportion of the Sugar pine has been killed by the blister rust, particularly in the northern part of the species' range. The rust has also destroyed much of the Western white pine and Whitebark pine outside of California. The US Forest Service has a program (see link below) for developing rust-resistant Sugar pine and Western white pine. Seedlings of these trees have been introduced into the wild.

External links

Referenced By

10 cm | 1E-1m | 1 E-14 m | 1 E-15 m | 1 E-18 m | 1 E-1 m | 1 E-35 m | 1 E21 m | 1 E22 m | 1 E23 m | 1 E24 m | 1 E25 m | 1 E26 m | 1 E -15 m | 1 E -1 m | 1 E -35 m | 1e-15 m | 1e-1 m | 1e-35 m | 1e21 metres | 1e22 metres | 1e23 m | 1e23 metres | 1e24 m | 1e24 metres | 1e25 m | 1e25 metres | 1e26 m | 1e26 metres | Botanical names of wood | Giant Sequoia | Giant redwood | List of woods | Macedonian pine | Orders of magnitude (length) | Pine | Pine tree | Pinus | Sequoiadendron | Sequoiadendron giganteum | Sierra San Pedro Martir

 

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This article is licensed under the GNU Free Documentation License. It uses material from the Wikipedia article "Sugar pine".

 

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