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Western white pine is a large tree, regularly growing to 30–50 metres (98–164 ft) tall. 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, [5] with a deciduous sheath.
Fossilized white pine leaves and pollen have been discovered by Brian Axsmith, a paleobotanist at the University of South Alabama, in the Gulf Coastal Plain, where the tree no longer occurs. [14] Eastern white pine forests originally covered much of north-central and northeastern North America.
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, [4] 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 ...
Limber pine (Pinus flexilis), another of these species from western North America, was also sometimes known as White Pine; Chinese white pine (Pinus armandii), a species native to China; Japanese white pine (Pinus parviflora), a species native to Japan; Vietnamese white pine (Pinus dalatensis), a species native to Vietnam and Laos
A shelterwood establishment cut in an eastern white pine stand in Maine. Shelterwood cutting removes part of the old forest stand to allow for a natural establishment of seedlings under the cover of the remaining trees. [1] Initial cuttings give just enough light to allow for the regeneration of desired species. Subsequent cuttings give the new ...
Mature Pinus pinea (stone pine); note umbrella-shaped canopy: Pollen cones of Pinus pinea (stone pine): A red pine (Pinus resinosa) with exposed rootsYoung spring growth ("candles") on a loblolly pine
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Pinus strobiformis, a member of the white pine group, Pinus subgenus Strobus, is a straight, slender tree growing to 30 metres (98 ft) (rarely 40 metres (130 ft)) tall and 1 metre (3 ft 3 in) in diameter. The bark is smooth and silvery-grey on young trees, aging to furrowed and red-brown or dark grey-brown. The branches are spreading and ascending.