Czech botanist and forester (1787-1858).
Philipp (Filip) Maximilian Opiz (5 June 1787 in Čáslav – 20 May 1858 in Prague) was a forester and botanist in the Austrian Empire of German ethnicity. He made contributions to European botany during the early 19th century. Showing an early interest in botany from childhood, he produced floristic writings and established connections with prominent botanists while working as a government official in various Bohemian towns. Opiz founded the influential "Pflanzentauschanstalt" (plant exchange institution) in Prague in 1819, established a cryptogamic herbarium, edited the botanical journal "Natura