Pinus strobus

Pinus strobus, or eastern white pine, is a long-lived pine native to eastern North America. It is distinguished by soft, pale wood and bundles of five slender needles.

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Pinaceae: The conifer family that includes pines, spruces, firs, and larches. Eastern white pine belongs to this family of resin-bearing cone trees.
Eastern white pine timber: The pale, lightweight, workable wood harvested from Pinus strobus. Its softness and ease of working made it valuable for construction and joinery.
Eastern North American forest: The temperate forest region extending across eastern North America. This broad region contains the native range of eastern white pine.
Deforestation in the United States: The removal or conversion of forest across the United States. Heavy harvesting greatly reduced old-growth eastern white pine forests.
Pinus: A genus of coniferous trees and shrubs commonly known as pines. Pinus strobus is one of the genus’s many species.
Masting: The synchronized production of large seed crops by perennial plants at irregular intervals. Variation in cone crops affects seed availability for wildlife and forest regeneration.
Appalachian Mountains: A mountain system extending from Canada through the eastern United States. Eastern white pine grows across parts of the Appalachians and surrounding highlands.
Old-growth forest: A forest with long ecological continuity and trees of varied ages and structures. The species once formed extensive old-growth stands across its range.
Needle (botany): A narrow, elongated leaf adapted to persist through seasons in many conifers. Its leaves are needles, grouped in bundles of five.
White pine blister rust: A tree disease caused by the fungus Cronartium ribicola, which infects five-needle pines. The disease has caused extensive mortality in eastern white pine populations.