marginally significantP = 0.0270
doniana pollen in corbicular loads differed significantly among visitor species ( F 3,33 =10.40, P < 0.0001) and among sites ( F 3,33 = 3.04, P = 0.0426), with a marginally significant interaction among sites and species ( F 3,33 = 2.20, P = 0.0270).