daphnis 50 (2022) 85–127 brill.com/daph Shedding Light on the Textual Genesis of Jacobus Publicius’ “Ars memorie” (MS London, BL, Add. 28805) Luis Merino Jerez | ORCID: 0000-0002-6128-871X Departamento de Ciencias de la Antigüedad / Department of Ancient Sciences, Universidad de Extremadura / University of Extremadura, Cáceres, Spanien lmerino@unex.es Abstract The Ars Memorativa by Publicius experienced a dilated process of transmission through an ample number of manuscripts and incunabula, which culminated in the edition of 1485 by Ratdolt. In the history of the text of Publicius’s Ars memorativa the mss. add. 28805 from the British Library is very important, as it represents a different version of the text from that of the printed texts. It also includes illustrations of the doctrine that relate it to other manuscripts such as the MS 50D from the Winchester College Fellows’ Library and the Cod. min. 113 from the Stadtbibliothek in Schaffhausen. Keywords Iacobus Publicius – ars memoriae – ars memorativa 1 Iacobus Publicius, a Spanish Wandering Humanist Iacobus Publicius is the Latin name of a humanist who called himself Civis Florentinus, although he was actually of Hispanic origin and more specifically from Valencia, which was then a prosperous and cosmopolitan city in the kingdom of Aragon.1 Valencia is one of the three cities that Publicius cites in the 1 With the cognomen Florentinus Publicius was enrolled at the University of Krakow in 1469 (Iacobus Publitius, civis Florentinus, doctoris Iacobi filius); at the University of Basel, in the © Koninklijke Brill NV, Leiden, 2022 | doi:10.1163/18796583-12340039