하수오속 Pleuropterus TURCZ.

1. 잎은 맥상에 털이 있고 뿌리에 덩이뿌리가 없다  ··············································································210. 나도하수오

1. 잎은 맥상에 털이 없고 뿌리에 덩이뿌리가 있다 ····················································································211. 하수오