ABSTRACT
Caspar was baptized on October 14 in the Oude Kerk, Amsterdam. His father was Caspar Commelin, his mother Margrieta Heydanus. On Sept.12 Caspar was immatriculated as a student of medicine in Leiden. Paul Hermann was the professor of botany at that moment. On Feb.27 Caspar took his doctor’s degree on a thesis Disputatio medica inauguralis de lurnbricis, Abraham Elzevier, Leiden. On Sept.18 Caspar Commelin was appointed in Hotton’s place as botanist of the Hortus Medicus. Commelin’s catalogue of medicinal plants in the Hortus Medicus was published: Horti medici Amstelaedamensis plantarum usualium catalogus. Caspar was nominated professor at the Hortus Medicus. Commelin was nominated Compagnies Doctor’ that is Physician of the Dutch East India Company. Commelin was nominated inspector of the Collegium Medicum, since 1641 the committee that surveyed the medical and pharmaceutical practice in Amsterdam.
