The plants are all from aboard and 87 species (76.3%) are mainly from America.

外来入侵植物来源于世界各地，以来源于美洲居多，有87种，占76.3%。

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The plants are all from aboard and 87 species (76.3%) are mainly from America.

外来入侵植物来源于世界各地，以来源于美洲居多，有87种，占76.3%。

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