Chou Collection, Middle Volume Radical: Earth (tǔ) Entry: pu Kangxi stroke count: 15 Page 238, Entry 35 Same as the entry for pu (pǔ). According to Explaining Graphs and Analyzing Characters (Shuowen jiezi): Clods of earth. According to Discourses of the States (Guoyu): When King Ling of Chu fled, his attendant, the minor official Chou, used a clod of earth as a pillow for him.