German botanist (1782-1858).
Johann Anton Weinmann (Russian: Иван Андреевич Вейнман, romanized: Ivan Andreyevich Veynman; 23 December 1782, Würzburg – 5 August 1858, Pavlovsk) was a German botanist who served as Inspector of the Gardens in Saint Petersburg, Russia. He published a Flora that is the basis of some binomial species identifications. Beginning in 1803, he was head gardener of the newly established botanical garden of the Imperial University of Dorpat; from 1823 he served as inspector of the garden of Empress Maria Fyodorovna in Pavlovsk near St. Petersburg. He also studied fungi (being, for instance, the origin