Sergio Toresella

In 1995 Sergio Toresella, an expert on medieval herbals, analysed the Voynich Manuscript and wrote an article placing it in the context of medieval alchemical herbals (which are described at Wikipedia page , with De Materia Medica being described at ). 
'Gli erbari degli alchimisti.' In Arte farmaceuticae e piante medicinali --erbari, vasi, strumenti e testi dalle raccolte liguri, Liana Saginati, ed. Pisa: Pacini Editore, 1996, pp.31-70.
Some information here and some articles written by him here. A Voynich net thread is here.
category:Biographies
Category:Voynich Manuscript articles
Category:20th century