Chen Collection, Middle Volume Radical: Tree (mù) Page 559, Entry 05 Pronounced yan (rising tone). Shuowen Jiezi (Dictionary of Analysis of Characters): A type of mountain mulberry with spotted patterns. Book of Documents (Shangshu), Tribute of Yu: Their baskets contained mountain mulberry silk. Commentary: Mountain mulberry silk is the silk obtained from silkworms that feed on mountain mulberry. It is tough and suitable for the strings of lutes and zithers. Guo Pu in his commentary to the Erya: The wood is suitable for making bows and shafts for carriages. Book of Rites (Zhouli), Winter Officers, Artificer's Record: In the way of selecting wood for bows, the Cudrania (zhe) tree is best, and the mountain mulberry is next. Discourses of the States (Guoyu): A mountain mulberry bow and a basket-work quiver. Jiyun (Collection of Rhymes): Also written in the variant form yan (rising tone). Textual verification: In the Book of Rites, Winter Officers, Artificer's Record, it says in the way of selecting wood for bows, the Cudrania tree is best, and the mountain mulberry is next. In the Discourses of the States, it says a mountain mulberry bow and a basket-work quiver. Corrected according to the original text to read mountain mulberry is next, and the entry moved before the reference to the Discourses of the States.