Two Unearthed Ancient Woods Excavated from Wuhan City

Two unearthed ancient woods were excavated from 45–47 m underground Wuhan city (Hubei Province) in 1990. One of the woods was identified to be a coniferous wood: and named as Metasequoia glyptostroboides Hu et Cheng, and the other as broadleaf wood: Bischofia polycarpa Airy-Shaw. The geologic age is considered to be in the late Pleistocene of Quaternary about 11280 ±190 years from present.