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荇菜古称荇,别名有莲叶荇菜、金莲子、莕菜、水葵等。系龙胆科、莕菜属的多年生水生草本。茎细长,圆柱形,多分枝,节上生根,沉没水中。地下茎,匍匐状,生于水底泥土中。叶互生,卵圆形,漂浮水面,上面亮绿色,下面带紫色,叶
Bracts ancient name 荇, alias lotus leaf vegetables, lotus seeds, water spinach, water Kwai and so on. Department of Gentianaceae, Eucheuma perennial aquatic herbs. Stems slender, cylindrical, multi-branched, rooting section, submerged in water. Underground stems, prostrate, was born in the water in the soil. Leaves alternate, oval, floating surface, bright green above, with purple below, leaves