German botanist and university teacher (1813-1859).
Otto Sendtner (27 June 1813 – 21 April 1859) was a German botanist and phytogeographer born in Munich. He received his education at the Ludwig-Maximilians-Universität München, where he was a student of Karl Friedrich Schimper (1803–1867). Afterwards, he served as a private secretary to a Silesian nobleman, and during his spare time performed studies of cryptogramic flora of the Sudetenland. In 1841, he was appointed curator of the Leuchtenbergsche Naturalienkabinett in Eichstätt. Two years later he accompanied Mutius von Tommasini (1794–1879) on a botanical excursion through Istria and Tyrol,