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Korean arbor-vitae

Thuja koraiensis

Also called Korean Arborvitae, Korean Thuja

Korean arbor-vitae
Photo: Crusier, CC BY-SA 3.0
Family
Cupressaceae (Cypress family)
Grows as
Tree, Shrub
Native range
China (Jilin) to Korea
Climate
temperate

About

Thuja koraiensis, the Korean arborvitae, is a species of conifer in the cypress family, Cupressaceae, native to Korea and the extreme northeast of China (Changbaishan). Its current status is poorly known; the small population in China is protected in the Changbaishan Nature Reserve, as is the small population in Soraksan Nature Reserve in northern South Korea, but most of the species' range in North Korea is unprotected and threatened by habitat loss.

It is a shrub or small tree growing to 3–10 m tall. The foliage forms flat sprays with scale-like leaves 2–4 mm long (up to 15 mm long on strong-growing shoots), matt dark green above, and with broad, vivid white stomatal wax bands below. The cones are oval, yellow-green ripening red-brown, 7–11 mm long and 4–5 mm broad (opening to 6–9 mm broad), with 8-12 overlapping scales.

Other Thuja plants

Northern Whitecedar · Western Redcedar · Japanese Arbor-vitae · Sichuan Arborvitae · Arborvitae

Text excerpted from the Wikipedia article Thuja koraiensis by its contributors, under CC BY-SA 4.0; the excerpts are shared under the same licence.

Life form, climate and native range: World Checklist of Vascular Plants, Royal Botanic Gardens, Kew (CC BY 3.0), reformatted; see Plants of the World Online.

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