原生植物，是指非外来植物，未经人类因素移植、原先自然存在生长于该地的植物，土生土长的植物，非外来引进的品种。
她还写了一本书来帮助人们了解哪些植物是当地的原生植物。
She also wrote a book to help people learn what plants are native to their area.
找出其中哪些是原生植物，哪些是外来(或非本地的)。
Find out which of these are native plants and which are exotic (or nonnative).
虽然并非英国原生植物，但现在曼陀罗在英国南部的花园中也有了。
While it is not native to Britain, it can now be found growing in the gardens of southern England.
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