Castanopsis hystrix

Castanopsis hystrix, commonly known as the mountain oak or Taiwan evergreen oak, is a tall tree belonging to the Fagaceae family. Native to regions including Assam, Bangladesh, China South-Central and Southeast, East Himalaya, Myanmar, Nepal, Taiwan, Thailand, Tibet, and Vietnam, this species thrives in partial sun to shade and requires moist conditions. It can grow up to 30 meters tall and is well-adapted to various habitats across a wide geographical area, making it a valuable species in diverse ecosystems. The flowers and seeds of Castanopsis hystrix are edible. The flowers can be eaten raw or cooked, while the seeds are typically roasted or ground into flour for use in various dishes. This tree not only serves as an ornamental addition to gardens but also provides food resources in its native range. Its ability to grow in medium to heavy clay soils and its partial sun/shade preference make it a versatile plant for cultivation. While primarily known for its edible parts, Castanopsis hystrix is also valued for its lumber and fragrance. However, caution should be exercised when handling the plant, as some individuals may experience skin irritation or allergic reactions.