Number of naturalized plant species in the five mediterranean-climate regions according to their native origin.

Numbers in parenthesis are percentages within a region. *Mediterranean Basin and one region in Europe or Asia or N. Africa. **Regions in Africa and/or Europe and/or Asia.括号内的数值为对应区域内的百分比占比。 * 地中海盆地（Mediterranean Basin）以及欧洲、亚洲或北非（N. Africa）的一处区域。 ** 非洲、欧洲和/或亚洲范围内的区域。