Analysis of genus Clematis L. varieties collection in modern collection fund of Main Botanical Garden RAS Laboratory of Ornamental Plants
This paper presents the results of the analysis of the structure of the modern collection of varieties of the genus Clematis L. of the Laboratory of Ornamental Plants of the Main Botanical Garden of the Russian Academy of Sciences. The peculiarities of the distribution of cultivars by belonging to the pruning groups are established. The distribution of varieties depending on their country of origin is characterized. The dominance of the USSR and Great Britain, which at different times were the leaders of the world culture selection, is revealed. The distribution of varieties by the periods of their creation has been studied: from cultivars obtained in 1850-1860 to the breeding achievements of the XXI century, which confirms the presence of a wide morphological diversity of cultigenic representatives of the genus Clematis L. A variant of placing some varieties on the collection and exposition site of the Laboratory of Ornamental Plants of the Main Botanical Garden of the Russian Academy of Sciences, allowing, in addition to scientific work, if necessary, implement educational and educational projects.