- Structure of the Institute
- Administration
- Scientific Council
- Research units
- Department of Botanical Museum
- Department of Botanical Garden
- Department of Herbarium of Higher Plants
- Laboratory of Algology
- Laboratory of Phytochemistry
- Laboratory of Anatomy and Morphology
- Laboratory of Biosystematics and Cytology
- Laboratory of Fungal Biochemistry
- Laboratory of Geography and Vegetation Mapping
- Laboratory of Dynamics of the Arctic Vegetation Cover
- Laboratory of Cellular and Molecular Mechanisms of Plant Development
- Laboratory of Lichenology and Bryology