DuckCorp Dico

Found one definition

1.                 From Japanese-German FreeDict Dictionary ver. 0.2.0:
                   
   
   
                   
                     
   菘 /(en)tʃˈaɪniːz(ja)lˈe̞tə/, 鈴菜 /(en)tʃˈaɪniːz(ja)lˈe̞tə (en)tʃˈaɪniːz(ja)lˈe̞tə/, すずな /sɯᵝzˈɯᵝnä/,  () スズナ /sɯᵝzˈɯᵝnä/
   (noun (common) (futsuumeishi))
   蕪
            Note: word usually written using kana alone(f) Kohlrübe