Vegeta¬tion altered by human influence or management in the past, which has taken on a natural aspect owing to the length of time over which the influences have per¬sisted. For example, 'heathland and chalk grassland in Great Britain have long been subject to management and members of each 'community have adapted to it. In chalk grassland many plant species are low-growing *rosette- plants which avoid being grazed. Compare NEAR-NATURAL
COMMUNITY.
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