Julius Philip Benjamin von Rohr

Danish botanist, artist, surveyor and colonial administrator who collected plants in the West Indies and studied the cultivation of cotton. Born into a Prussian family, Julius von Rohr studied medicine at Halle University, emigrating to Denmark at the beginning of the Seven Years War (1756). In 1757 he was appointed government land surveyor in the Danish West Indies (present-day Virgin Islands) and was tasked with making a study of the islands' natural history