Chen Collection, Middle Volume Radical: Tree (mù) Entry: Yu Kangxi stroke count: 11 Page 528, Entry 20 According to the Extensive Rhymes (Guangyun) and the Collected Rhymes (Jiyun), the pronunciation is ao. The Extensive Rhymes states that the term yu-ci refers to the handle of a sickle. The Categorized Anthology (Leipian) writes this as a variant form, referring to the branch of a tree. Furthermore, according to the Collected Rhymes, the pronunciation is you. It is the name of a tree.