Chinese gall

plant

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production of gallic acid

  • In gallic acid

    Caesalpinia) and in Aleppo and Chinese galls (swellings of plant tissue), from which it is obtained commercially by the action of acids or alkalies. An Aleppo gall has a spherical shape, is hard and brittle, and is about the size of a hickory nut; it is produced on oak twigs…

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gall, an abnormal, localized outgrowth or swelling of plant tissue caused by infection from bacteria, fungi, viruses, and nematodes or irritation by insects and mites. See black knot; cedar-apple rust; clubroot; crown gall.

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