Shen Collection, Upper Volume Radical: Grass (cǎo) Po Kangxi Strokes: 17 Page 1055, Entry 05 Tang Rhymes (Tangyun): Pronounced po. Po-po describes the appearance of lush vegetation. Also in Collected Rhymes (Jiyun): Pronounced wo. Jade Chapters (Yupian): Po is the name of a medicinal herb. Regarding mint, see Compendium of Materia Medica (Bencao Gangmu). Refer to the entry for the character he for further details. Note that the character bo is sometimes written as ba, or as fan, or as po, or as a variant, all of which are errors arising from transmission in medical texts; there is no need to adhere strictly to these variations.