The rhizomes range from mustard yellow to lemon yellow. Similar in appearance to ginger, they are normally cooked, dehydrated, polished, and ground to a powder.

• 根茎范围从芥末黄色到柠檬黄色。与姜的外观相似，他们通常被烧煮、使乾燥(脱水)、磨滑、和磨成粉末。