Shen Collection, Upper Volume Radical: Grass (cǎo) 莜 Kangxi Strokes: 17 Page 1034, Entry 18 According to the Tang Rhyme (Tangyun), Collection Rhyme (Jiyun), and Orthographic Rhyme (Zhengyun), the pronunciation is diao (falling tone). According to the Jade Chapters (Yupian), the term refers to an agricultural tool for weeding fields. According to the Explaining Graphs and Analyzing Characters (Shuowen), it is now written with the character tiao as the phonetic component. Also according to the Collection Rhyme (Jiyun), the pronunciation is tiao (level tone). Also according to the Collection Rhyme (Jiyun), the pronunciation is tiao (rising tone). The meaning is the same. Also pronounced diao (falling tone). According to the Materia Medica (Bencao), in the regions south of the Yangtze River, the scallion is referred to as the youzi.