Chen Collection, Middle Volume Radical: Tree (mù) Entry: Long Kangxi strokes: 11 Page 528, Entry 12 According to the Compilation of Standard Chinese Sounds (Jiyun) and the Classified Character Dictionary (Leipian), it is pronounced long. According to the Discussion of Writing (Shuowen), it is a type of wood. Also a place name. In the Geography Treatise of the Former Han History (Qian Hanshu), there is Longdong County, which belongs to Yijun Commandery. Also written in a variant form (nong).