乌蔹莓（Cayratiajaponica）是一种在华东、中南至西南等地广泛分布的葡萄科草质藤本植物，常生长在旷野、山谷和林中。该植物具有掌状复叶，小叶５枚成鸟爪状；聚伞花序；浆果倒卵圆形，熟时黑色，不难识别。近年，在一些报刊上屡见有人撰文指出乌蔹莓易与绞股蓝混淆，应注意? Cayrati ajaponica is a vine herbaceous plant widely distributed in East China, South China and Southwest China. It grows in the wilderness, valley and forest. The plant has palmate compound leaves, 5 leaflets of birdlike claws; cymules; berries obovoid, black when cooked, not difficult to identify. In recent years, in some newspapers and magazines, it has been frequently reported that there are articles stating that Ukrainian berry is easily confused with Gynostemma. Should attention be paid to it?