‘xenia effect' very interesting studies there thank you for sharing that. I did not expect pollen source to have that much of an affect but even ostiole size can vary. So cool
When crossing carica with other ficus. We can create hybrids that are not susceptible to certain diseases and parasites/inscects. That normally infect/attack F.Carica. Many countries have done this. Example here ---> https://pmc.ncbi.nlm.nih.gov/articles/PMC7317799/ Carica x Erecta