莼菜(Brasenia schreberi)主要分布于我国江苏、浙江、江西、湖南、四川、云南等省的池塘湖泊之中,是一种多年生水生草本,嫩茎和幼叶(又名卷叶)可食用。在它的表面有一层厚厚的透明胶质粘液包裹着,这层包裹物叫做莼菜胶体。这种胶体具有一定的养血和抗癌作,用,是食用和药用的主要部分。经我们解剖观察,莼菜的嫩茎、嫩叶、叶柄和嫩花梗的表皮密被腺毛。这种腺毛是由原表 Brassica schreberi is mainly distributed in ponds and lakes in Jiangsu, Zhejiang, Jiangxi, Hunan, Sichuan, and Yunnan provinces. It is a perennial aquatic herb. Young stems and young leaves (also known as leaflets) are edible. On its surface, there is a thick layer of clear gummy glue, which is called leeks. This colloid has a certain amount of nourishing and anti-cancer work. It is the main part of food and medicinal use. Through our anatomy, the epidermis of the tender stems, tender leaves, petioles, and tender pedicels of leeks was densely covered with glandular hairs. This glandular hair is made from the original table