Figure 6

Above-ground dry biomass on day 60 after planting for plants in round 1 of experiment 2. Data from aCO2 conditions are presented in gray, while eCO2 is in blue. Significant effects of CO2 treatment on biomass are indicated with a red asterisk (*). Model outputs are in Table 4 with effect sizes in Table S10 and species-level comparisons are in Table S8.