2. Ji is a Chinese character, pronounced sh. Writing "_" in seal script means to look like beans. After writing "Feng", it becomes a pictophonetic character, with "Fu (Cao)" as the phonetic notation and "Shu" as the phonetic notation. "Zizania latifolia" is the general term for beans.
3. Grass is hard to kill. -"Hanshu Wuxing Zhi".