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今发现有将眼子菜科植物大叶藻的地上茎叶当作昆布药用。现将二者的鉴别特征介绍如下。昆布(Ecklonia kurome):卷曲皱缩成不规则团块。全体呈黑色,较薄。用水浸软后则膨胀呈扁平的长带状,长宽均为16～26cm,厚约1.6mm。两侧呈羽状深裂,裂片呈长舌状,边缘有小齿或全缘,质柔滑。用水浸后即膨胀,表面粘滑,附着透明
Today, it has been found that the aboveground stems and leaves of the genus Oxytropis of the eye family Hortaceae are used as medicinal herbs of the kelp. The identification features of the two are introduced as follows. Ecklonia kurome: Curl shrinks into irregular clumps. The whole body is black and thin. After being immersed in water, it swells into a flat long strip with a length and width of 16 to 26 cm and a thickness of about 1.6 mm. Both sides are feathered and deeply lobed. The lobes are long tongue-shaped, with small teeth or entire edges, and are soft and smooth. After being immersed in water, it swells, the surface is sticky, and it is transparent