Free Access
Figure 2
Importance index (Ij) for the main plant species suppliers of floral resources for social wasps (Ij = 0.0013 to 0.0854), social bees (Ij = 0.0008 to 0.0587), and for both groups (Ij = 0.0006 to 0.0790). In parenthesis, the number of interactions for each plant (see abbreviation of the plants in Appendix 1).