Johann Wilhelm Helfer

Johann Wilhelm Helfer also known as Jan Vilém Helfer (February 5, 1810 in Prague – January 30, 1840 in Andaman Islands) was a Bohemian physician, explorer and naturalist. He died in the Andaman Islands, after the group he was in was attacked by natives with arrows. Many of the plants he collected went to Kew and nearly 140 species were named after him.