Appearance
It is a large, strongly-growing deciduous shrub with rough flaky bark. Umbels of acid yellow flowers appear in early spring before the oval leaves. The red berries, which are edible, appear later in the summer, and the leaves turn shades of red before falling in the autumn.Naming
In Korean it is known as "sansuyu", in Chinese as and in Japanese as "sanshuyu".The Latin specific epithet "officinalis" refers to plants which have some medicinal or culinary use - in this case the edible berries.
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