Fig. 1From: Temporal changes in the Swiss flora: implications for flower-visiting insectsChanges in mean (A) plant species richness, (B) functional richness of reproductive traits, and (C) functional evenness of reproductive traits at the study sites of the Swiss Biodiversity Monitoring Program in four time periods between 2001 and 2020. Centroids are means of the 448 study sites, and brackets the 95% confidence intervalsBack to article page