A Physicall Directory References A Physicall Directory work by Culpeper Ask Anything Homework Help Written by The Information Architects of Encyclopaedia Britannica The Information Architects maintain a master list of the topics included in the corpus of Encyclopædia Britannica, and create and manage the relationships between them. The Information Architects of Encyclopaedia Britannica Britannica AI Ask Anything Learn about this topic in these articles: herbal…these culminated in Nicholas Culpeper’s A Physicall Directory (1649), which was a pseudoscientific pharmacopoeia. The herbals were replaced in the 17th-century by floras, books in which plants were studied for their own sake. Read More…these culminated in Nicholas Culpeper’s A Physicall Directory (1649), which was a pseudoscientific pharmacopoeia. The herbals were replaced in the 17th-century by floras, books in which plants were studied for their own sake. Read More