Linnean

and classification of objects, and is usually restricted to objects of biological origin; orderly classification of plants according to their presumed natural relationships forming a basic biological discipline involving during its Linnean period the ...

Find out more about Carl Linnaeus at The Linnean Society of London.
But there is one thing about Linnaeus's system that scares people - it's in Latin. This is deliberate. Because no-one speaks it, it's a universal language.