sentences:  They were then employed by Count Dietrichstein as flower painters in Vienna - Franz illustrated works by the Baron Nikolaus Joseph von Jacquin and his son Baron Joseph Franz von Jacquin at the Schönbrunn Imperial Gardens; Franz then accompanied the latter to London.There Jacquin the younger introduced him to Sir Joseph Banks, who, recognizing his extraordinary talent, secured him a position as first botanical illustrator at the Royal Botanic Gardens, Kew and Museum, at an annual salary of £300.He stayed there for the rest of his life, producing a wealth of superb botanical and anatomical illustrations, became a member of the Royal Society and was appointed ‘Botanic Painter to His Majesty' King George III.