藕 藕 ou3
root of lotus

strokes 18
radical
艸
艸
strokes after radical 15
莲藕 蓮藕 lian2 ou3
lotus root

藕断丝连 藕斷絲連 ou3 duan4 si1 lian2
lit. lotus roots may break, but the fiber remains joined (idiom); lovers part, but still long for one another