water chestnut 1. 荸荠植物（Eleocharis dulcis） 2. 荸荠 [ bí qí ] water chestnut (Eleocharis tuberosa), the plant or its tuber 3. 菱角[ling2 jiao3] [尤指欧菱（Trapa natans）与乌菱] 4. 马蹄 [ mǎ tí ] 1. horse 's hoof 2. water chestnut

don't know what you are talking about . do you mean vege or fruit? if you get picture of water chestnut , peope may help you better.

water chestnut ph.【植】荸荠 拼音：bí qí am I right? you can find it in there ^-^ http://www.baidu.com/s?lm=0&si=&rn=10&ie=gb2312&ct=1048576&wd=%DD%A9%DC%F9&tn=myie2dg And there is picture http://baike.baidu.com/view/23813.htm

Chinese name: 菱角ling2·jiao5. annual herb found in lakes or marshland, its roots growing in mud, having triangular saw-toothed leaves and white flowers that float on the water surface, and bearing green or brown fruits with hard pronged shells containing edible flesh.

菱角(ling2,jiao3),荸荠(bi2 qi2)