Fig. 2.
Species of the orchid genus Ophrys in Europe mimic females of solitary bees willing to mate. These female bees produce species-specific sexual pheromones to attract their conspecific males. An Ophrys flower produces identical sexual pheromone compounds to attract the male bees for pollination. Here Ophrys heldreichii (Crete) and its pollinator males Eucera berlandi are shown as an example
(modified from Paulus 2018)