scholarly journals VALUABLE VARIETIES OF THE GENUS IRIS L. REPRESENTATIVES IN THE COLLECTION OF LABORATORY OF ORNAMENTAL PLANTS OF THE MAIN BOTANICAL GARDEN OF RUSSIAN ACADEMY OF SCIENCES

2019 ◽  
Vol 59 ◽  
pp. 135-139
Author(s):  
N. A. Mamaeva ◽  
Author(s):  
S. Yu. Zolkin ◽  
◽  
A. N. Shvetsov ◽  

Floristic diversity, locality and reproduction characters of spontaneously dispersing vascular plants of pro-tected ground with limited migration were studied in the separate greenhouses and phytotron of the Main botanical garden, Russian Academy of Sciences (Moscow). These species have limited spontaneous dis-persal within 1-2 greenhouses with tropical or subtropical climatic pattern and do not grow on all sub-strates. A total of 21 taxa of such terrestrial vascular plants were identified, belonging to 16 genera from 13 families. Some of them - 11 species are representatives of systematic collections that «escape» from pots. The remaining 10 species were previously specially planted as ornamental plants, and spontaneously grew nearby. Several identified species have the potential to become more widespread in the future, so ef-fective methods of phytosanitary control are needed


2018 ◽  
Vol 11 ◽  
pp. 00024
Author(s):  
Olga Komina

The paper presents results of multiyear work to create and study the collection of Paeonia L. species in the Central Siberian Botanical Garden of the Siberian Branch of the Russian Academy of Sciences (CSBG SB RAS) (Novosibirsk), which numbers 13 species of 4 botanical sections nowadays. All herbaceous species of the genus Paeonia, both geophytes and hemicryptophytes, have been safely wintered during 12 years without additional shelter. The study shows assessment results of prospects of the genus Paeonia species representatives. It gives recommendations on landscape design for Paeonia species selection.


Author(s):  
L.A. Kameneva ◽  

This report presents the results of the initial stage of Magnolia acuminata introduction at the Botanical Garden-Institute of the Far Eastern Branch of the Russian Academy of Sciences (Vladivostok). In the conditions of the southern part of Primorskiy Kray, M. acuminata has shown sufficient winter hardiness, habitus retention, high shoot-forming ability, bloom ability. In this regard, our recommendation is to include M. acuminata in the range of ornamental tree used for landscaping and to spread its introduction tests in the Primorskiy Kray.


Author(s):  
S. V. Tsekhanovich

Recently, with the development of decorative gardening and landscape design, the extension of the assortment of floral and ornamental plants including perennial plants becomes relevant. chrysanthemum Korean – one of the most promising crops for flower decoration of the cities of Belarus, characterized by long flowering periods, unpretentiousness at cultivation, accessible ways of reproduction ways of plants, a wide variety of varieties. In the article present a modified method of comprehensive assessment of chrysanthemum Korean (Chrysanthemum coreanum), recommended for use in industrial landscaping. The method is based on 11 decorative and biological qualities: stability of flower coloration, duration and stability of flowering plants, number of inflorescences, height and shape of the plant, number of leaves on the stem, winter hardiness of plants, resistance to diseases and pests, ability of plants to vegetative reproduction, preservation of decorative qualities without plant transplantation which are important for industrial cultivation of plants. Each qualities is evaluated on a 3-point scale. The sum of points determines the perspective of the variety for use in gardening. Varieties of chrysanthemum that received 27 points or more are very promising plants, 19–26 – a promising plants, below 18 points – to the unpromising plants.The method was used on a collection of chrysanthemum Korean of the Central Botanical Garden of the National Academy of Sciences of Belarus. Based on this technique, perspective plant varieties were selected for the green construction of Belarus.


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