Philanthus  triangulum
Phaseolus coccineus
Pando, J. B., FOHOUO, F. N. T., & Tamesse, J. L. (2011). Foraging and pollination behaviour of Xylocopa calens Lepeletier (Hymenoptera: Apidae) on Phaseolus coccineus L.(Fabaceae) flowers at Yaounde (Cameroon). Entomological Research, 41(5), 185-193.