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Thuja
Thuja (arborvitae) is a genus of five evergreen conifer species in Cupressaceae, disjunctly distributed between East Asia and North America; includes western redcedar (T. plicata) and eastern arborvitae (T. occidentalis).
Thuja occidentalis
Thuja occidentalis, northern white-cedar or arborvitae, is a slow-growing, long-lived (over 800 years) North American conifer valued for decay-resistant wood, deer winter browse, and ornamental cultivars.
Thuja plicata
Thuja plicata, western redcedar (also Pacific redcedar, giant arborvitae, canoe-cedar), is the only Thuja native to western North America, a large decay-resistant conifer from Alaska to California central to Northwest Coast Indigenous cultures and timber.