Shen Collection, Upper Volume Radical: Grass (cǎo) Ping Kangxi stroke count: 17 Page 1052, Entry 22 Jade Chapters (Yupian): The same as the character for duckweed. Classic of Poetry (Erya), Explaining Grasses: Duckweed is ping. Note: Generally interpreted as the duckweed that floats on water. Also, Songs of Chu (Chuci), Heavenly Questions: The ping signals the arrival of rain. Note: Pingyi is the name of the Master of Rain.