Sium sisarum
（重定向自Skirret）
Sium sisarum, commonly known as skirret, is a perennial plant of the family Apiaceae sometimes grown as a root vegetable. The English name skirret is derived from the Middle English 'skirwhit' or 'skirwort', meaning 'white root'. In Scotland it is known as crummock. Its Danish name sukkerrod, Dutch name suikerwortel and German name "Zuckerwurzel" translate as 'sugar root'.