Etymology and distribution of 草本.

Kusamoto 【草本】^{レベル4
About 800}  The Japanese surnames etymology dictionary.

Tottori-ken Yonago-shi . 河本 There is surname. Tottori-ken Yonago-shi Tell him that he was engaged in agriculture in Hiko-machi. Estimated in the Edo period. 河本 Kawamoto reference.