Shen Collection, Upper Volume Radical: Grass (cǎo) Lu Kangxi Dictionary strokes: 17 Page 1053, Entry 05 Tang Rhymes (Tangyun): Pronounced lu. Explaining Graphs and Analyzing Characters (Shuowen): Or written with the element for salt (lu). Approaching Standard Expressions (Erya), Explanation of Grasses: Lu is the same as ju. Commentary: Written as lu-ju grass. Also, Jade Chapters (Yupian): Du-lu. Guo Pu says: It is du-heng (wild ginger); it resembles mallow and is fragrant.