People Hans Fessel peoplepill id: hans-fesselHF 4 views today 4 views this weekBotanistHans FesselBiographyListsAlso ViewedListsHans Fessel is in following listsBy field of workNotable scientistsGender:MaleBy work and/or countryNotable ScientistsGender:MaleNotable BotanistsGender:MaleFrom our partnersSponsoredHans Fessel