Keteleeria davidiana (zh: 铁坚油杉) is a coniferous evergreen tree native to Taiwan and southeast China, in the provinces of Gansu, Guangxi, Guizhou, Hubei, Hunan, Shaanxi, Sichuan, and Yunnan. It also occurs in the very northern part of Vietnam. The tree is restricted to hills, mountains, and valleys at elevations of 200-1500 m. Generally, it grows in regions with a more continental climate than the other two Keteleeria species. Three varieties of the species exist: The wood is soft and white yellow, and is used for construction, bridges, furniture, and wood fiber.