Shen Collection, Upper Volume Radical: Grass (cǎo) Huo Kangxi Strokes: 15 Page 1043, Entry 15 Tang Rhyme (Tangyun) states: Pronounced kuo. Erya: Explication of Plants (Erya Shicao) states: Huo, is deer-tongue. Guo commentary states: The current deer-tongue grass grows leaves in spring that resemble a tongue. Additionally, Collected Rhymes (Jiyun) states: Pronounced huo. Dushuo is a medicinal plant. Direct Pronunciation (Zhiyin) writes it as huo. The character is derived from the work component.