Von Jacquin botanical notes. 18th-century botanical drawings and notes made by French scientist and botanist Nicolaus Joseph von Jacquin (1727-1817). Von Jacquin was professor of botany and chemistry and became director of the botanical gardens of the University of Vienna. This is page 27 from a collection of 'Drawings, Letters and Manuscripts' by Jacquin, dating from around 1790. The collection is held in the Botany Library at the Natural History Museum, London, UK.