The operator "×" used in botany to write down names of hybrid plants is associative. But for orchids, a different system is used which does not have associativity.
Read more in my latest blog article: https://networkscience.wordpress.com/2023/04/26/how-names-of-hybrid-orchids-work/
#orchid #math #mathematics #hybrid #nothospecies #grex #brassavola #associative #semilattice
#orchid #math #mathematics #hybrid #nothospecies #grex #brassavola #associative #semilattice