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By: De Wildeman, Emile - Thonner, Franz - Apreval, A.R. D'Edition:Publication info: Bruxelles, Misch & Thron, 1911Volume:Series:Holding Institution: Meise Botanic GardenSubjects: artwork botanical collections Catalogues Central Africa Congo ( = Belgian Congo = Congo belge = Républiqu dedication Drawings floristics frontispiece handwriting author Northern Zaire Phytogeography VegetationBHL Collections: