Figure 4.

Difference between the observed and expected percent share of endemics and naturalised species within the analysed three habitats. p-values are from randomisation test, which poses a null hypothesis that endemics and naturalised species occur in the same frequency as the other species across the different categories.

Kikvidze and Ohsawa BMC Ecology 2001 1:6   doi:10.1186/1472-6785-1-6
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