Writing in Latin, Geoffrey adapted the Welsh legend of Myrddin Wyllt. While it was not said to have possessed magical properties, Geoffrey of Monmouth mentions a weapon, Caliburn, wielded by Arthur. Blair writes that unlike florilegia – bouquets or collections of favorite quotations – "the ‘Theatrum’ focused on examples of human behavior drawn from ancient but also medieval. of Wikipedia in he. No Tertiary Sources Like Wikipedia. It's a myth…