The names of plants cited in Hypnerotomachia Poliphili have been re-examined. According to our survey, we suggest increasing the previously published botanical entities quoted in this book; therefore, 46 botanical entities and 100 textual passages linked to botanical entries are presented, completing the previously published botanical content of Hypnerotomachia Poliphili. The botanical section of the novel Hypnerotomachia Poliphili, which constitutes a literary source of information, includes in total 331 botanical entities associated with 772 textual passages, providing aesthetic, cultural, symbolic and physical pathways that animated the world of plants.