from the Mediterranean, Australia, South Africa and South America. The sexual delusion
may be so enticing in some species that it elicits males to attempt copulation with insect-like
structures of the labellum. Pollination by such a pseudocopulation mechanism is reported
here for the terrestrial orchid Geoblasta penicillata (Chloraeinae) from subtropical South
America. Observations of the pollination process were carried out in two wild populations …