Still doesn’t explain the languages, I believe two, the thing is written in.
A picture of a plant says one thing, the decipherment of the text says another.
> “A search of the surviving codices and manuscripts from Nueva España in the 16th century reveals the calligraphy of the Voynich Ms. to be similar to the Codex Osuna (1563-1566, Mexico City). Loan-words for the plant and animal names have been identified from Classical Nahuatl, Spanish, Taino, and Mixtec” — references to some of the native languages of Mexico prior to the Spanish Conquest. The majority of the text, the authors propose, is an extinct dialect, keeping much of the Voynich Manuscript’s secrets intact…for now.
Perhaps a native American language written phonetically by an European author?