▁ 1 7 4 2 ▁he ▁gave ▁lect ures ▁in ▁phys i ology , ▁bot any ▁and ▁mater ia ▁med ica ▁at ▁the ▁University ▁of ▁Frankfurt , ▁afterwards ▁re loc ating ▁to ▁Berlin ▁as ▁a ▁professor ▁of ▁bot any ▁at ▁the ▁Colleg ium ▁Med ico - ch ir urg icum ▁and ▁director ▁of ▁the ▁local ▁botan ical ▁garden . ▁Begin ning ▁in ▁ 1 7 7 0 , ▁he ▁gave ▁lect ures ▁at ▁the ▁recently ▁established ▁inst itute ▁of ▁forest ry , ▁where ▁he ▁was ▁instrument al ▁in ▁providing ▁a ▁scientific ▁basis ▁for ▁the ▁field ▁of ▁forest ry . ▁ ▁In ▁his ▁experiments ▁involving ▁plant ▁movement , ▁he ▁demonstrated ▁the ▁influence ▁that ▁clim atic ▁factors ▁had ▁upon ▁plant ▁org ans . ▁Also , ▁his ▁views ▁on ▁the ▁role ▁that ▁insect s ▁play ▁in ▁pol lin ation ▁of ▁plants ▁was ▁considered ▁to ▁be ▁ahead ▁of ▁its ▁time . ▁ ▁The ▁botan ical ▁genus ▁G led its ia ▁( family ▁Fab aceae ) ▁is ▁named ▁in ▁his ▁honor , ▁as ▁is ▁the ▁botan ical ▁journal ▁G led itsch ia . ▁In ▁Berlin - Sch ö ne berg , ▁a ▁thorough fare ▁called ▁G led itsch straße ▁be ars ▁his ▁name . ▁ ▁Selected ▁works ▁▁ ▁" Cons ider atio ▁Ep ic r ise os ▁Sie ges beck ian ae ▁in ▁Lin na ei ▁System a ▁Plant orum ▁Sex uale ▁Et ▁Method um ▁Botan ic am ▁Hu ic ▁Super struct am ", ▁ 1 7 4 0 ▁– ▁dis sert ation ▁in ▁which ▁G led itsch