People Belgium Joseph Louis Jean Claessens peoplepill id: joseph-louis-jean-claessensJLJC 2 views today 10 views this weekBotanical collectorJoseph Louis Jean ClaessensBiographyListsAlso ViewedListsJoseph Louis Jean Claessens is in following listsBy field of workNotable Belgian scientistsGender:Male, Born in:Years 1850 to 1899By work and/or countryNotable Belgian BotanistsGender:Male, Born in:Years 1850 to 1899From our partnersSponsoredJoseph Louis Jean Claessens