A woody vine of eastern North America having large oval leaves and small white flowers and purple to blue-black fruits.

北美洲的木藤植物，有大的椭圆形的叶子和小白花，结紫色至蓝黑色果实。

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Certain flavonoids -anthocyanins - are found primarily in the pigments of dark blue and deep purple fruits such as the black elderberry.

确切的说，类黄酮-花青素是主要存在于颜色为深蓝色或是深紫色的水果中，就像黑接骨木果。

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Anthocyanins are plant pigments which colour red, purple and blue fruits and flowers.

BBC: A bumblebee extracting nectar and pollen from a snapdragon