I have to inform you in order for future expanding of the article that there sometimes was a secret ingredient to the pulque named ocpatli or ocpantli depending Nahuatal or Tehuana language Oc stand for October and the secret ingredient was added at the October festivities The flowering of that secret ingredient is in October Al the scrolls have been destroyed by the Church so no one knows what plant it is Some language books say it was resinosa sticky One would think about marihuana flowers but according to a Oaxacan anthropologist that plant was not available in teh America s at that time Furthermore almost the same letters as in ocpatli are in Copal a sticky juice from a specific tree When hardened they re used as a burning smelling stick in churches and should take away bad spirits No idea if and what made the language connection with copal but its a candidate Sources library of the botanic garden of Oaxaca MM