Fig. 4From: Characteristics of tropical human-modified forests after 20 years of natural regenerationRarefaction of two tropical human-modified forest plots and the reference plot. a Individual rarefaction and b quadrat rarefaction. Solid lines represent all the saplings, whereas the dashed lines represent saplings belonging to species native to Taiwan. In NPI, all the individuals are species native to Taiwan. Abbreviations of study plots please refer to Fig. 1 Back to article page