Data from: The leaf economic and plant size spectra of European forest understory vegetation

All vegetation data used in this study were obtained from the European Vegetation Archive (EVA; http://euroveg.org; project number 82). Further details on data collection and associated databases can be found on the EVA website. Trait data used in the study were obtained from the TRY database (https://www.try-db.org/TryWeb/Home.php). See "Material and Methods" in the reference paper for details on the processing of these data.