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莲须,别名莲花须、莲花蕊、莲蕊须,为睡莲科植物莲的干燥雄蕊。于夏季开花时选晴天采收,盖纸晒干或阴干。莲为多年生水生草本,根状茎横生,肥厚,节间膨大,内有多数纵行通气孔道,节部缢缩,上生黑色鳞叶,下生须状不定根。叶圆形,盾状,直径25~90cm,全缘稍呈波状,上面光滑,具白粉,下面叶脉从中央射出,有1~2次叉状分枝;叶柄粗壮,圆柱形,长1~2m,中空,外面散生小刺。花梗和叶柄等长或稍长,
Lotus must, alias lotus beard, lotus, lotus mustard, lotus for the Nymphaeaceae dry stamens. When the summer flowering sunny election harvest, cover dry or dried. Lin perennial aquatic herbs, rhizomes horizontal, hypertrophy, intricacy, there are the majority of longitudinal vent, the Department of Ministry constriction, the upper black scales leaves, adventitious adventitious roots. Leaf round, shield-shaped, diameter 25 ~ 90cm, the entire slightly waved, the above smooth, with white powder, the following veins emanate from the center, 1 to 2 times forked branches; petiole stout, cylindrical, 1 ~ 2m long , Hollow, scattered outside the small thorns. Pedicel and petiole as long or slightly longer,