Joseph Franz von Jacquin

Joseph "Krystel" Franz Freiherr von Jacquin or Baron Joseph von Jacquin (7 February 1766, in Schemnitz (now Banská Štiavnica) – 26 October 1839, in Vienna) was an Austrian scientist who studied medicine, chemistry, zoology and botany.

He inherited his father's position as professor of botany and chemistry at the University of Vienna, which he held from 1797 until his retirement in 1838.

Lehrbuch der allgemeinen und medicinischen Chymie zum Gebrauche seiner Vorlesungen.

Eclogae plantarum rariorum aut minus cognitarum : quas ad vivum descripsit et iconibus coloratis illustravit.

Eclogae graminum rariorum aut minus cognitarum : quae ad vivum descripsit et iconibus coloratis illustravit.