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                  Front matter
                
                
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                  Article: Biosystematic investigation in the family of duckweeds ("Lemnaceae"). Vol. 2 : the family of "Lemnaceae" : a monographic study. Volume 1
                
                
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                1
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                  Front matter
                
                
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                1
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                  Chapter : Publications on "Biosystematic investigations in the family of duckweeds (Lemnaceae)
                
                
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                2
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                  Table of Contents
                
                
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                3
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                  Chapter 1: Introduction
                
                
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                7
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                  Chapter 2: Morphological characteristics : variability and function
                
                
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                13
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                  Chapter 3: Karyology
                
                
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                129
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                  Chapter 4: Habitat demands and ecological behavior
                
                
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                138
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                  Chapter 5: Position within the ecosystem
                
                
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                186
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                  Chapter 6: Geographic distribution : distribution pattern
                
                
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                229
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                  Chapter 7: Systematic position, taxonomical relations, species differentiation
                
                
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                410
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                  Chapter 8: Nomenclature
                
                
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                436
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                  Chapter 9: Description of family, genera, and species of Lemnaceae with key for determination
                
                
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                461
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                  Index: Abbreviations
                
                
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                553
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                  Index: List of the figures and plants in volume 1
                
                
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                555
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                  Index: Index of subjects and names of plants
                
                
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                559
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                  Index: Contents of vol. 2
                
                
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                565
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                  Index: Veroeffentlichungen des Geobotanischen Institutes der Eidg. Techn. Hochschule, Stiftung Ruebel, in Zuerich
                
                
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