Readme file for: Zheng, S., Didham, R.K., Yu, M., Webber, B.L. (2022) Species-level CWM values mask contrasting intra- vs interspecific trait shifts at subtropical forest edges. Ecography. - Data files used in the manuscript in comma separate values format (.csv) -- -- Island information, including island area ('area'), maximum sampling distance from the island edge (max.edgedistance), number of sampled species per island (sp.n) and number of sampled individuals per island (Indi.n).