Shen Collection, Upper Volume Radical: Grass (cǎo) 蕎 Kangxi strokes: 18 Page 1057, Entry 27 Tang Rhymes (Tangyun): Pronounced jiao. Erya, Explanations of Plants (Erya Shicao): Qiao is known as qiongju. Commentary: A medicinal herb, also known as daji (a type of spurge). Compendium of Materia Medica (Bencao): Its root is bitter and pungent, irritating the throat, hence the name. Additionally, in Guangyun: Pronounced qiao. In Rhyme Collection (Yunhui): Pronounced qiao. Jade Chapters (Yupian): Buckwheat. Compendium of Materia Medica (Bencao): The buckwheat stem is weak yet stands upright (qiao), it is easy to grow and easy to harvest, and it can be ground into flour like wheat. Poem by Bai Juyi: Buckwheat flowers spread out like white.