The German pastor, teacher and Hofmedicus (personal physician) Hieronymus Bock (1498-1554) was first preacher in Hornbach and teacher in Zweibrücken (Rhineland-Palatinate). He graecated (in Greek language form bring) his surname and called himself "Tragos" (goat). Bock was best known for his botanical, medical and pharmacological studies.
On extensive travels in southern Germany, which took him from the Ardennes in Belgium / France to the Swiss Alps, he was one of the first scientists of his time to attempt a comprehensive description of Central European plants and their healing effects. The result was his main work "The Kreutzer book", which first appeared in 1539. There were three more editions; in the 1546 edition, too varieties treated. Bock distinguished between "Zamen Weinreben" and "Wild Weinreben". It will detail the topic Wild vines, as well as 12 "zame" (cultured) varieties with their viticultural characteristics and their occurrence in the growing areas: