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By: Aigret, [Louis] Clément [Joseph] - François, Vital - Van Heurck, Henri - Crépin, FrançoisEdition:Publication info: Namur Ad. Wesmael-Charlier [1889]Volume:Series:Holding Institution: Meise Botanic GardenSubjects: Algae Bacillariophyta = Diatoms = Diatomeae Belgium Bryophytes CRY General Cryptogamy Cryptogamae dedication Flora Fungi Lichens popularizationBHL Collections: