The banderium was a military unit which was distinguished by the banner of a high-ranking clergyman or nobleman in the medieval Kingdom of Hungary. Its name derived from the Latin or Italian words for banner (banerium and bandiera, respectively).
Sebők, Ferenc (2010). "Banderium". In Rogers, Clifford J. (ed.). The Oxford Encyclopedia of Medieval Warfare and Military Technology, Volume 1. Oxford University Press. p.118. ISBN978-0-19-533403-6.
See also
Engel, Pál (2001). The Realm of St Stephen: A History of Medieval Hungary, 895–1526. I.B. Tauris Publishers. ISBN1-86064-061-3.