Біометрична характеристика листків і плодів генотипів Cornus officinalis Siebold et Zucc. в Національному ботанічному саду ім. М.М. Гришка НАН України

In the context of global climate change, the current strategy of agroeconomics focuses on the introduction of unique plant species and the selection of new commercially important cultivars adapted to the dramatic weather changes. Cornus officinalis (Cornaceae) has Chinese origin, its reintroduction...

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Дата:2020
Автори: Klymenko, S.V., Ilyinska, A.P.
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Мова:Англійська
Опубліковано: M.M. Gryshko National Botanical Garden of the NAS of Ukraine 2020
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Plant Introduction
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author Klymenko, S.V.
Ilyinska, A.P.
author_facet Klymenko, S.V.
Ilyinska, A.P.
author_sort Klymenko, S.V.
baseUrl_str https://www.plantintroduction.org/index.php/pi/oai
collection OJS
datestamp_date 2023-08-26T20:39:45Z
description In the context of global climate change, the current strategy of agroeconomics focuses on the introduction of unique plant species and the selection of new commercially important cultivars adapted to the dramatic weather changes. Cornus officinalis (Cornaceae) has Chinese origin, its reintroduction at the M.M. Gryshko National Botanical Garden, National Academy of Sciences of Ukraine started in 1993. The objectives of this research were: to investigate the biometric parameters of fruits and leaves of C. officinalis genotypes, C. officinalis × C. mas hybrid ‘Etude’ and genotype from the grafting C. officinalis on C. mas under cultivation in the M.M. Gryshko National Botanical Garden, National Academy of Sciences of Ukraine, and to determine the degree of adaptation of C. officinalis to the climatic conditions of Ukraine (in particular, Right-Bank Forest Steppe) for selection of promising genotypes for further breeding work. Material and methods. We used: a) 26-year-old maternal plant obtained from a two-year-old seedling in 1993 received from the nursery “Northwoods Wholesale Nursery” Mollala (Oregon, USA), where it was grown as an ornamental plant; b) seedlings of the maternal plant; c) cultivar Etude, which is an artificial hybrid from crossing C. officinalis × C. mas; and d) genotype obtained from grafting C. officinalis on C. mas. In our experiment, the maternal plant is indicated as G-01, while other plants – as G-02–G-08 genotypes. We determined the biometric parameters of the fruit (length, diameter, and weight), endocarp (length, diameter, and weight), pedicel (length and thickness), leaf blade (length, width, and the number of lateral veins) and petiole (length, width, and thickness). We examined the dynamics of fruit and endocarp formation during the season (genotypes G-01–G-03 and G-05) and compared the biometric characteristics of the fruit of genotypes G-01–G-05 from crops of two years, 2010 and 2018, which were most favorable in weather conditions. We have processed quantitative data in the PAST 2.10 software. The differences between the samples were estimated using the Tukey-Kramer test. The degree of variability was determined by the coefficient of variation. To assess the level of variability, we used the classification of Mamaev (1975). Results. We have found that the largest fruits in 2010 were observed in the genotype G-01 and the smallest – in the genotype G-03. The coefficient of variation of the linear parameters of the fruit and endocarp was in the range 5.7–10.1 %; the level of variability was very low or low. The variability of fruit weight and endocarp was high; the coefficient of variation was from 7.0 up to 28.3 %. The amplitude of the linear parameters of the leaf was wide (coefficient of variation was from 9.8 to 31.0 %). The cultivar Etude differed from other C. officinalis genotypes in size and weight of (M = 1800 mg, max = 2400 mg) and a much wider amplitude of variation in the length (17.9–22.6 vs. 14.3–18.2 mm) of the fruit. The largest leaves were in the genotypes G-08 and G-01, and the smallest – in the genotype G-02. The cultivar Etude did not differ so much by the mean leaf morphometric indices and number of veins, but it demonstrated one of the broadest leaf blades (51.5 mm). Conclusions. The data obtained in this study is important for the commercial use of C. officinalis and the cultivar Etude as food and medicinal plant, as well as for breeding in climatic conditions of Ukraine and analysis of hybridization features in the genus Cornus in general.
doi_str_mv 10.46341/PI2020006
first_indexed 2025-07-17T12:53:37Z
format Article
fulltext © The Authors. This content is provided under CC BY 4.0 license. Plant Introduction, 85/86, 25–40 (2020) RESEARCH ARTICLE Biometric characteristics of fruits and leaves of Cornus officinalis Siebold et Zucc. genotypes in the M.M. Gryshko National Botanical Garden of the NAS of Ukraine  S.V. Klymenko *,  A.P. Ilyinska ** M.M. Gryshko National Botanical Garden, National Academy of Sciences of Ukraine, Timiryazevska str., 1, 01014 Kyiv, Ukraine; * cornusklymenko@gmail.com, ** ilynska@ukr.net Received: 24.01.2020 | Accepted: 16.05.2020 | Published: 30.06.2020 Abstract In the context of global climate change, the current strategy of agroeconomics focuses on the introduction of unique plant species and the selection of new commercially important cultivars adapted to the dramatic weather changes. Cornus officinalis (Cornaceae) has Chinese origin, its reintroduction at the M.M. Gryshko National Botanical Garden, National Academy of Sciences of Ukraine started in 1993. The objectives of this research were: to investigate the biometric parameters of fruits and leaves of C. officinalis genotypes, C. officinalis × C. mas hybrid ‘Etude’ and genotype from the grafting C. officinalis on C.  mas under cultivation in the M.M. Gryshko National Botanical Garden, National Academy of Sciences of Ukraine, and to determine the degree of adaptation of C. officinalis to the climatic conditions of Ukraine (in particular, Right-Bank Forest Steppe) for selection of promising genotypes for further breeding work. Material and methods. We used: a) 26-year-old maternal plant obtained from a two-year-old seedling in 1993 received from the nursery “Northwoods Wholesale Nursery” Mollala (Oregon, USA), where it was grown as an ornamental plant; b) seedlings of the maternal plant; c) cultivar Etude, which is an artificial hybrid from crossing C. officinalis × C. mas; and d) genotype obtained from grafting C. officinalis on C. mas. In our experiment, the maternal plant is indicated as G-01, while other plants – as G-02–G-08 genotypes. We determined the biometric parameters of the fruit (length, diameter, and weight), endocarp (length, diameter, and weight), pedicel (length and thickness), leaf blade (length, width, and the number of lateral veins) and petiole (length, width, and thickness). We examined the dynamics of fruit and endocarp formation during the season (genotypes G-01–G-03 and G-05) and compared the biometric characteristics of the fruit of genotypes G-01–G-05 from crops of two years, 2010 and 2018, which were most favorable in weather conditions. We have processed quantitative data in the PAST 2.10 software. The differences between the samples were estimated using the Tukey-Kramer test. The degree of variability was determined by the coefficient of variation. To assess the level of variability, we used the classification of Mamaev (1975). Results. We have found that the largest fruits in 2010 were observed in the genotype G-01 and the smallest – in the genotype G-03. The coefficient of variation of the linear parameters of the fruit and endocarp was in the range 5.7–10.1 %; the level of variability was very low or low. The variability of fruit weight and endocarp was high; the coefficient of variation was from 7.0 up to 28.3 %. The amplitude of the linear parameters of the leaf was wide (coefficient of variation was from 9.8 to 31.0 %). The cultivar Etude differed from other C. officinalis genotypes in size and weight of (M = 1800 mg, max = 2400 mg) and a much wider amplitude of variation in the length (17.9–22.6 vs. 14.3–18.2 mm) of the fruit. The largest leaves were in the genotypes G-08 and G-01, and the smallest – in the genotype G-02. The cultivar Etude did not differ so much by the mean leaf morphometric indices and number of veins, but it demonstrated one of the broadest leaf blades (51.5 mm). https://doi.org/10.46341/PI2020006 UDC 575.22:582.788.1:581.45+581.47(477:282.485) https://creativecommons.org/licenses/by/4.0/ https://orcid.org/0000-0002-9110-0466 https://orcid.org/0000-0001-9641-8097 26 Plant Introduction • 85/86 S.V. Klymenko, A.P. Ilyinska Introduction Modern climate change is related to rising temperatures, increasing carbon dioxide concentrations, the widespread melting of snow and ice, and raising the world’s ocean level (Schneider, 2004; Shindell, 2007; Ceccarelli et al., 2010). Droughts have increased in Ukraine over the past 15 years, both in intensity and frequency, that affected yields. Further climate change may result in increased temperature extremes, especially in the southern part of Ukraine (Fileccia et al., 2014). One of the ways of adaptation to adverse climate changes is the minimization of the risk of crop losses by the introduction of new plant species and the selection of new cultivars resistant to sudden weather changes, heat shock and drought (Crossa et al., 2017; Taunk et al., 2017; Ortiz, 2018). In this aspect, Cornus L. species, the introduction, and acclimatization of which have already begun in the M.M. Gryshko National Botanical Garden of the NAS of Ukraine (NBG) are very promising (Klymenko et al., 2017a, b). The genus Cornus includes nearly 60 species, distributed mainly in the northern boreal and temperate regions, as well as in the tropical and subtropical (rarely) mountains of America, Eurasia, and Africa (Murrell & Poindexter, 2016). This genus has always attracted the attention of botanists and breeders. The structure of inflorescences (Feng et al., 2011; Zhang et al., 2013), morphology and anatomy of fruits (Morozowska et  al., 2013; Woźnicka et al., 2015; Moradi et al., 2019) and leaves (Klymenko & Klymenko, 2017), general biological features (Weaver, 1976; Reed, 2004; Prevéy, 2020) and reproductive biology (Cornescu & Cosmulescu, 2017), systematics (Wangerin, 1910; Hutchinson, 1942; Takhtajan, 1987), species composition in different regions of Europe (Poyarkova, 1950, 1951; Klimenko, 2004), Asia (Xiang & Boufford, 2005) and North America (Ferguson, 1966; Murrell & Poindexter, 2016), phylogenetic relationships (Murrell, 1993; Xiang et  al., 2006; Yue et  al., 2018), the evolution of morphological characters (Eyde, 1988), peculiarities of evolution (Manchester, 2010; Atkinson, 2016; Stockey et al., 2016) and biogeography (Xiang et  al., 2006; Call et  al., 2015) were widely investigated. The family Cornaceae Bercht. et J. Presl, including the genus Cornus, is also the object of molecular studies (Yu et al., 2017; Fu et al., 2017; Li et al., 2020). Much attention has been recently paid to the study of the chemical composition and antioxidant activity (Kryvoruchko & Kryvoruchko, 2018; Klymenko et  al., 2019), pharmacological (Hosseinpour-Jaghdani et  al., 2017; Huang et  al., 2018) and medicinal application (Dinda et  al., 2016; Yue et  al., 2018; Czerwińska, & Melzig, 2018) of Cornus species, as well as their commercial value (Krośniak et al., 2010; Kazimierski et al., 2019). Cornus species contribute to the diversity of wild genotypes and serve as potential for the breeding of the new varieties (Brindza et  al., 2007; Cornescu & Cosmulescu, 2017; Jaćimović & Božović, 2017; Szot et al., 2019). The genus Cornus is relatively uniform in flower structure and leaf morphology, but very heterogeneous in the structure of inflorescences and morphology of bracts and fruits (Murrell, 1993; Zhang et  al., 2013; Murrell & Poindexter, 2016). This fact results in the delimitation of four to ten sections and subgenera, which sometimes are considered as separate genera (Wangerin, 1910; Poyarkova, 1951; Takhtajan, 1987). Cornus s. str. comprises four species: C. chinensis Wangerin (native to Central China), C.  sessilis Torr. ex Dur. (naturally growing in the western part of North America (California and Oregon), C. officinalis Siebold et Zucc. (aboriginal to the north of Central and South- Eastern China, where occurs in forested areas at 400 to 1500 (2100) m altitude; also cultivated in Japan and Korea) and C. mas L. (the natural range includes Southern and partly Central Europe to the Balkans, Asia Minor, and the Caucasus). In Ukraine, C. mas grows naturally Conclusions. The data obtained in this study is important for the commercial use of C. officinalis and the cultivar Etude as food and medicinal plant, as well as for breeding in climatic conditions of Ukraine and analysis of hybridization features in the genus Cornus in general. Keywords: Cornus officinalis, hybrid, introduction, biometrics, fruit, leaf Plant Introduction • 85/86 27 Biometrics of Cornus officinalis genotypes in the M.M. Gryshko National Botanical Garden in the Crimea, as well as on the narrow Transnistria strip from the western border of Ivano-Frankivsk to the northern part of the Odesa region. In addition to the Crimean range, C.  mas is distributed in mountain forests and hillsides in Transcarpathia. One such locality is in the vicinity of Botar village and covers the area of about 30 hectares. It  is one of the largest natural populations of C. mas not only in Ukraine but also in Europe (Fodor, 1974). In some areas of Cherkasy and Kirovograd regions, there are isolated natural locations, and relict ‘cornelian cherry hills’ have been preserved along the Dnipro River (Kleopov, 1990). Cornus chinensis and C. sessilis are difficult for cultivation and are almost not applied in selection work (Weaver, 1976). However, C. chinensis is used in Chinese folk medicine in the same way as C. officinalis (Xiang & Boufford, 2005). C. mas is one of the most studied species of the genus and, at the same time, one of the most valuable fruiting representatives of the Cornaceae family (Klymenko et  al., 2017a,  b, 2019). Its cultivated habitat covers almost all Europe, partly North America and other regions. C. mas is widely cultivated in private farms in Austria, Italy, France, Poland, Czech Republic, Slovakia, and especially in Bulgaria. It has been used for hundreds of years as a medicinal plant in Bulgaria, and many varieties have already been created there (Klimenko, 2004; Klymenko et al., 2017a, b). In Ukraine, cornelian cherry trees are common in the private and farm gardens of Zakarpattia, Ternopil, Vinnytsia, Cherkasy, Zaporizhia, Khmelnytskyi, Poltava, and Kyiv Oblasts and Crimea. The northern border of the successful fruiting cornelian cherry passes through Chernihiv – Hlukhiv. In Ukraine, the cultivars of C.  mas are widely introduced in horticulture (Klimenko, 2004). In particular, the most significant gene pool of cultivars and forms of this species (30 cultivars and about 100 forms) was collected at the NBG. Hence, the most cornelian cherry assortment in Ukraine consists of cultivars that originated from NBG breeding. Asian-originated species C. officinalis is not widespread outside the natural range. In Korea, and especially in Japan (locally called sandzaki), medicinal cornel is cultivated for edible fruits and as a medicinal plant (Cao et al., 2016; Li et  al., 2012). Since the 1870s, it has also been cultivated, mostly in botanical gardens, in Europe (Czerwińska & Melzig, 2018) and North America (Ferguson, 1966; Xiang & Boufford, 2005). It is interesting that in the UK, C. officinalis is more frequently cultivated as a garden plant than C. mas (Klymenko et al., 2017a). In China, C. officinalis has been grown and widely used in traditional medicine for thousands of years (Czerwińska & Melzig, 2018). And now, it is cultivated there as a nationally protected medicinal plant thanks to its medical and commercial importance (Li et al., 2012). In Japan, plantings of seedlings of wild and cultivated genotypes are used to harvest medicinal raw materials. The cultivation of plants beyond their natural growth is of great importance. It is based on the individual variability of these plants. Therefore, valuable forms were selected from nature and transferred to the culture. The diversity of the chosen forms is explained by the fact that the plantations in amateur gardening are mostly represented by seedling- derived material, which is heterozygous. Taking into account that cornelian cherries are cross-pollinated plants, the seeds of the original forms usually do not preserve in such collections. Pharmacological studies showed that vegetative raw materials of C.  officinalis have neuroprotective, anti-diabetic, anti- inflammatory, antioxidant, and cardiovascular effects. The biochemical composition and medicinal properties of C. officinalis fruits have been extensively studied, especially in Japan, Korea (Krośniak et  al., 2010; Kryvoruchko & Kryvoruchko 2018) and China (Cao et  al., 2016; Ji et  al., 2019). There was almost no breeding work for this species. Only in China explorations on the phenotypic and genetic diversity of local cultivars and wild genotypes are conducting (Li et  al., 2012). Before the 1990s, the collection, evaluation, conservation, and use of C.  officinalis germplasm had a high scientific priority. The Laboratory of Development of Endangered Chinese Raw Narcotic Resources (North-Western China) has now collected 73 samples of nine germplasm types. Morphology and phytochemistry confirmed the differences among these germplasm types (Li et  al., 2012), and, hence, are promising tools for their investigation. For Ukraine, C.  officinalis is a new and 28 Plant Introduction • 85/86 S.V. Klymenko, A.P. Ilyinska promising food and medicinal plant. It is cultivated only in the botanical gardens, in particular in the O.V. Fomin Botanical Garden of Taras Shevchenko National University of Kyiv. The introduction of C.  officinalis in the NBG is closely related to the establishment of the collection of Cornaceae at the Dendrology Department, considering the possibility of its comprehensive application (i.e., as fruiting, medicinal, ornamental and timber plants). C.  officinalis was a part of the first batch of Cornus species, the mass planting of which began in early 1949. Unfortunately, in subsequent years, this collection, including C.  officinalis, died due to an incorrectly selected planting place and lack of irrigation (at the early stages it is essential), which caused insufficient winter hardiness and, finally, death of plants. Later, in 1993, C.  officinalis was successfully reintroduced at the NBG. Since then, comprehensive and intensive introductory, biological and ecological studies of this species are carrying out at the Department of Acclimatization of Fruit Plants. The morpho-biological features of C.  officinalis and C.  mas are similar, with differences in leaves and fruits. The fruits are similar in shape and color. However, fruits of C.  officinalis are smaller but remain on the plant for a long time after full ripening. The leaves of C.  officinalis are glossy, dark green, rounded, or rounded ovate with elongated- pointed and often twisted apex, wedge-shaped base, and tufts of brown hairs in the corners of the largest lateral veins. In C. mas, leaves are bluish-green, oval, or elliptical with a gradually pointed apex and a rounded or wedge-shaped base and tufts of colorless hairs in the corners of the largest lateral veins. The NBG is currently breeding this species to use the results of spontaneous intraspecific variation in the selection of the most promising forms. The work is focused on obtaining the interspecific hybrids of C. officinalis × C. mas that produce large long-maturing fruits. In  particular, at the NBG, C.  officinalis plants were artificially pollinated with C. mas pollen (a mixture of pollen of ‘Lukyanovsky’ and ‘Olena’ cultivars) and thus obtained a cultivar Etude. For the mass vegetative propagation of cultivars of cornelian cherry, different species of the Cornaceae family were tested as rootstocks. The best compatibility for vegetative propagation has been found in C.  mas and C.  officinalis. Ideal growth of grafted components of both C.  mas on C.  officinalis and C.  officinalis on C.  mas (85–90 %) was observed, which is explained by their close phylogenetic affinity. Other Cornaceae species (C.  kousa Bürger ex Miq, C. florida L., C. nuttallii Audubon, Swida spp.) were found incompatible with C.  mas and C. officinalis. At the NBG, C. officinalis plants and cultivar Etude bloom profusely and produce fruits. They are undemanding to cultivation conditions, grow successfully on various soils (from acidic to alkaline), and are characterized by high winter resistance. These plants are also highly decorative (Klymenko et al., 2017a). The introduction experiment on the acclimatization of C. officinalis in Ukraine continues. Present work aimed: a) to investigate the biometric parameters of fruits and leaves of C.  officinalis genotypes, C. officinalis × C. mas (cv. ‘Etude’) and genotype from the grafting C. officinalis on C. mas under cultivation in NBG; and b) to determine the degree of adaptation of C. officinalis to the local climatic conditions (in particular, Right- Bank Forest Steppe of Ukraine) and selection of promising genotypes for future breeding work. Material and methods Biological material For the study we used: a) 26-year-old maternal plant obtained from a two-year-old seedling received in 1993 from the nursery “Northwoods Wholesale Nursery” Mollala (Oregon, USA), where it was grown as an ornamental plant; b) seedlings of the mother plant; c) cultivar Etude, which is an artificial hybrid from crossing C.  officinalis × C.  mas; and d) genotype obtained from grafting C. officinalis on C. mas. In our experiment, the maternal plant is indicated as G-01, while other plants as G-02–G-08 genotypes respectively (Table 1). Biometric analysis The following quantitative traits were used to test selected genotypes: length, diameter, and weight of the fruit and endocarp; length and Plant Introduction • 85/86 29 Biometrics of Cornus officinalis genotypes in the M.M. Gryshko National Botanical Garden width of pedicel; length, width, and a number of lateral veins of the leaf blade; length, width, and thickness of the petiole. We examined the dynamics of fruit and endocarp formation during the season (for genotypes G-01–G-03 and G-05) and compared the biometric characteristics of the fruit of genotypes G-01–G-05 from crops of two years, 2010 and 2018, which were the most favorable in weather-climatic conditions for fruiting plants. The morphometric parameters of the leaf were examined in the same genotypes with the exception of G-04. Statistical analysis We have processed quantitative data using the free data processing software PAST  2.10 (Hammer et  al. 2001). We used the main descriptors to characterize all the samples: the arithmetic mean and its error (M  ±  m), the minimum and maximum values (min- max), and the coefficient of variation (CV, %). The differences between the samples were estimated using the Tukey-Kramer test. The degree of variability was determined by the coefficient of variation. To assess the level of variability, we used the classification of Mamaev (1975). Results and discussion Fruit biometric parameters Genotypes of C. officinalis (Table  2; Fig.  1). In 2010, the average length of fruits varied from 13.8 to 16.5  mm, and diameter from 7.7 to 10.5  mm. The average length of endocarp was 12.2–13.5  mm, and average diameter – 4.6–5.4  mm. The average length of pedicels was 7.7–10.2  mm, and average width – 0.2– 0.6 mm. During October 2010, in G-01–G-03 genotypes, the mean value of fruit size and endocarp increased by increasing the number of large fruits. At the end of the autumn season of 2010 (03.11.2010), the largest fruits were in the maternal plant (genotype G-01), and significantly smallest – in the genotype G-03. Under favorable weather conditions, fruits of G-01, G-02, G-03, and G-04 genotypes were even larger, and the amplitude of traits shifted toward higher values (Table  2). The  linear Genotype Origin Dates of measurements fruit leaf G-01 C. officinalis maternal plant obtained in 1993 from the Northwoods Wholesale Nursery Mollala nursery 28.09.2010 21.10.2010 03.11.2010 01.11.2018 07.10.2010 G-02 C. officinalis seedling of the maternal plant obtained in 2002 at the NBG 21.10.2010 03.11.2010 01.11.2018 07.10.2010 G-03 C. officinalis seedling of the maternal plant obtained in 2002 at the NBG 21.10.2010 03.11.2010 01.11.2018 07.10.2010 G-04 C. officinalis seedling of the maternal plant obtained in 2002 at the NBG 01.11.2018 not analyzed G-05 C. officinalis × C. mas hybrid (cv. ‘Etude’) obtained in 2000 at the NBG 28.09.2010 11.10.2010 21.10.2010 03.11.2010 01.11.2018 07.10.2010 G-06 C. officinalis seedling of the maternal plant obtained in 2002 at the NBG not analyzed 07.10.2010 G-07 C. officinalis seedling of the maternal plant obtained in 2002 at the NBG not analyzed 07.10.2010 G-08 the plant from the grafting C. officinalis on C. mas obtained in 2000 at the NBG not analyzed 07.10.2010 Table 1. The list of investigated genotypes. 30 Plant Introduction • 85/86 S.V. Klymenko, A.P. Ilyinska Parameters Fruit Endocarp Pedicel length, mm diameter, mm weight, mg length, mm diameter, mm weight, mg length, mm width, mm Cornus officinalis maternal plant (G-01) 28.09.2010 M ± m 15.9 ± 0.13b 9.2 ± 0.09b 900 ± 20c 13.3 ± 0.08b 4.7 ± 0.04a 200 ± 2a 10.3 ± 0.22b 0.5 ± 0.008a min–max 14.6–17.5 7.4–10.2 600–1100 12.2–15.0 4.1–6.0 200–300 6.7–13.1 0.3–0.6 CV, % 4.2 5.9 11.9 4.5 6.2 7.0 15.0 13.2 21.10.2010 M ± m 15.7 ± 0.09b 9.3 ± 0.07b 1000 ± 20b 12.7 ± 0.12ab 4.6 ± 0.04a 200 ± 8b 11.1 ± 0.21a 0.3 ± 0.007b min–max 14.0–17.1 8.3–0.4 700–1200 10.8–14.2 4.1–5.7 100–300 8.3–14.6 0.2–0.4 CV, % 4.3 5.4 12.2 6.5 6.8 27.9 13.7 17.1 03.11.2010 M ± m 15.8 ± 0.12b 8.9 ± 0.10ab 1000 ± 20b 13.5 ± 0.10b 4.6 ± 0.03a 200 ± 7a 11.6 ± 0.17a 0.3 ± 0.100ab min–max 14.0–17.8 7.5–11.7 700–1200 11.7–15.5 4.0–5.2 200–400 8.3–14.5 0.1–0.4 CV, % 5.3 7.1 11.8 5.1 5.1 21.8 11.1 22.8 01.11.2018 M ± m 16.5 ± 0.22a 10.1 ± 0.22a 1200 ± 20a n. a. n. a. n. a. n. a. n. a. min–max 8.1–18.5 9.1–12.1 1000–1700 n. a. n. a. n. a. n. a. n. a. CV, % 9.4 5.7 13.8 n. a. n. a. n. a. n. a. n. a. seedlings of the maternal plant (G-02) 11.10.2010 M ± m 15.5 ± 0.12ab 9.6 ± 0.08b 1000 ± 6ab 12.6 ± 0.09b 4.5 ± 0.04b 200 ± 6a 10.0 ± 0.25b 0.4 ± 0.008ab min–max 13–17.5 8.5–10.9 700–1300 10.6–14.1 4.0–5.6 100–120 4.5–13.3 0.3–0.6 CV, % 5.5 6.1 14.0 5.2 6.3 22.4 18.0 13.7 21.10.2010 M ± m 13.8 ± 0.13c 7.7 ± 0.11c 600 ± 19c 12.3 ± 0.23ab 200 ± 7a 9.7 ± 0.19ab 0.2 ± 0.010ab min–max 12.5–15.3 5.9–8.4 400–800 10.3–14.4 100–200 7.6–11.9 0.2–0.4 CV, % 4.8 7.4 15.4 9.2 20.3 9.8 21.0 03.11.2010 M ± m 14.5 ± 0.15c 8.4 ± 0.16ab 700 ± 20cd 12.2 ± 0.10ab 4.5 ± 0.04ab 200 ± 4b 9.1±0.22ab 0.3 ± 0.020a min–max 13.5–16.9 7.6–11.5 500–1100 11.6–13.7 4.1–4.9 100–200 6.1–10.6 0.2–0.3 CV, % 5.1 9.5 16.1 4.3 4.1 10.2 12.0 19.6 01.11.2018 M ± m 16.2 ± 0.10ab 9.9 ± 0.08b 1200 ± 10b n. a. n. a. n. a. n. a. n. a. min–max 14.8–17.4 8.4–10.9 1000–1500 n. a. n. a. n. a. n. a. n. a. CV, % 4.4 5.7 8.4 n. a. n. a. n. a. n. a. n. a. seedlings of the maternal plant (G-03) 21.10.2010 M ± m 15.3 ± 0.22ab 10.5 ± 0.14b 1300 ± 40b 12.3 ± 0.14a 5.4 ± 0.06a 200 ± 8b 13.0 ± 0.34a 0.5 ± 0.016b min–max 11.6–17.3 9.1–11.7 900–1800 10.5–13.9 4.5–5.8 200–300 10.1–16.8 0.4–0.7 CV, % 7.2 6.5 16.1 5.8 5.6 19.5 13.1 16.6 Table 2. Biometric parameters of the fruits of investigated Cornus officinalis genotypes. Note: means followed by different letters are different at P < 0.05; each value represents the mean of three independent experiments (± SD); min – minimum values; max – maximum values; CV, % – coefficient of variation; n. a. – not analyzed. Plant Introduction • 85/86 31 Biometrics of Cornus officinalis genotypes in the M.M. Gryshko National Botanical Garden Parameters Fruit Endocarp Pedicel length, mm diameter, mm weight, mg length, mm diameter, mm weight, mg length, mm width, mm seedlings of the maternal plant (G-03) 03.11.2010 M ± m 15.1 ± 0.17c 10.2 ± 0.20b 1200 ± 50ab 12.2 ± 0.15a 5.3 ± 0.06b 300 ± 10a 12.7 ± 0.17ab 0.6 ± 0.020a min–max 13.9–17.2 7.5–13.3 600–1600 11.1–14.2 4.4–5.8 200–300 10.6–14.1 0.4–0.7 CV, % 5.6 10.1 20.4 6.1 6.0 19.2 6.9 16.7 01.11.2018 M ± m 16.3 ± 0.09a 9.9 ± 0.07ab 1200 ± 20a n. a. n. a. n. a. n. a. n. a. min–max 14.7–17.7 8.8–10.8 1000–1500 n. a. n. a. n. a. n. a. n. a. CV, % 4.1 4.7 9.4 n. a. n. a. n. a. n. a. n. a. 03.11.2010 M ± m 16.7 ± 0.19a 10.1 ± 0.09a 1200 ± 30ab 13.8 ± 0.15a 5.2 ± 0.05a 300 ± 4a 9.3 ± 0.17a 0.2 ± 0.010b min–max 14.7–18.1 8.7–10.7 1000–1600 12.5–15.0 4.7–5.6 300–400 7.2–11.0 0.2–0.3 CV, % 5.7 4.6 12.3 5.5 4.3 6.6 9.1 20.3 seedlings of the maternal plant (G-04) 01.11.2018 M ± m 16.7 ± 0.11a 10.2 ± 0.06a 1200 ± 20a n. a. n. a. n. a. n. a. n. a. min–max 14.9–18.9 9.1–11.3 1100–1600 n. a. n. a. n. a. n. a. n. a. CV, % 4.5 4.4 8.9 n. a. n. a. n. a. n. a. n. a. cultivar Etude (G-05) 28.09.2010 M ± m 15.6 ± 014ab 11.2 ± 0.11a 1300 ± 30b 12.4 ± 0.12a 5.4 ± 0.06a 200 ± 7b 12.4 ± 0.38b 0.6 ± 0.01a min–max 14.4–17.0 10.0–12.3 1100–1600 11.0–13.5 4.9–6.0 200–300 8.7–15.8 0.4–0.7 CV, % 4.4 4.8 10.7 4.9 5.6 17.3 15.1 11.4 11.10.2010 M ± m 16.0 ± 0.15b 11.3 ± 0.11a 1400 ± 30b 12.1 ± 0.10a 5.3 ± 0.05a 200 ± 6c 14.0 ± 0.59a 0.6 ± 0.01a min–max 14.3–18.2 10.3–12.5 1000–1700 11.1–13.1 4.4–5.8 200–300 11.5–32.0 0.5–0.8 CV, % 5.3 5.1 12.3 4.8 5.3 16.7 24.4 12.5 21.10.2010 M ± m 16.8 ± 0.15a 10.0 ± 0.09a 1200 ± 20a 13.7 ± 0.20a 5.0 ± 0.07b 200 ± 10b 9.0 ± 0.20b 0.3 ± 0.020a min–max 15.4–18.2 9.0–11.2 1000–1500 10.8–15.1 4.5–5.7 100–200 7.0–11.0 0.1–0.4 CV, % 4.5 4.5 10.3 7.3 6.9 28.3 11.2 28.6 03.11.2010 M ± m 16.7 ± 0.19a 10.1 ± 0.09a 1200 ± 30ab 13.8 ± 0.15a 5.2 ± 0.05a 300 ± 4a 9.3 ± 0.17a 0.2 ± 0.010b min–max 14.7–18.1 8.7–10.7 1000–1600 12.5–15.0 4.7–5.6 300–400 7.2–11.0 0.2–0.3 CV, % 5.7 4.6 12.3 5.5 4.3 6.6 9.1 20.3 01.11.2018 M ± m 19.9 ± 0.15a 11.1 ± 0.08a 1800 ± 30a n. a. n. a. n. a. n. a. n. a. min–max 17.9–22.6 9.4–12.4 1500–2400 n. a. n. a. n. a. n. a. n. a. CV, % 5.4 5.1 12.8 n. a. n. a. n. a. n. a. n. a. Table 2. Continued. Note: means followed by different letters are different at P < 0.05; each value represents the mean of three independent experiments (± SD); min – minimum values; max – maximum values; CV, % – coefficient of variation; n. a. – not analyzed. 32 Plant Introduction • 85/86 S.V. Klymenko, A.P. Ilyinska dimensions of the fruit and endocarp were stable. Their coefficient of variation (CV) in most genotypes did not exceed 7 %, which corresponds to a very low level of variability. Rarely CV varied from 7.1 % to 10.1 %. The average values of fruit weight and endocarp of the C. officinalis genotypes were 600–1000 and 200–300  mg, respectively. The amplitude of variation in fruit weight in 2010 was 400–1800 mg, and in 2018 it shifted toward larger values, but the magnitude of variation was smaller, 1000–1700  mg. Endocarp weight varied within 100–400  mg. The lowest weight, 200 mg, was fixed for the genotype G-02. In 2010 (03.11.10), CV for the fruit weight was 11.8–20.1 % (mean variability), and in 2018 (01.11.18), it decreased significantly to 8.4–9.4 % (low variability). The smallest variation was observed in fruit weight, while endocarp weight was characterized by a high level of variability with a CV reaching 7.0–27.9 %. The cultivar Etude, within average values of the size and weight of its fruits, was almost indistinguishable from maternal plant and seedlings of C. officinalis (Table  2). However, the fruits of ‘Etude’ in 2018 were much larger (length reached 19.9  mm, and diameter – 11.1 mm) than those of the maternal plant and seedlings. The cultivar Etude significantly differed by increased variation in fetal length (17.9–22.6 vs. 14.3–18.2  mm), but was almost stable by fruit diameter (Table  2). The mean weight of the fruit was 1800 mg; the minimum and maximum values shifted toward higher values. The level of variability in fruit size was very low (the highest CV  =  5.75 %). The maximum value of the coefficient of variation of fruit mass in 2010 was 12.3 %, in 2018 – 12.8 %, hence, the level of variability was intermediate. Statistical indicators, including the coefficient of variation, size, and weight of the endocarp, were similar to those of the C. officinalis genotypes. The mean length of the BA C D E Figure 1. The leaves of Cornus mas (A, C) and C. officinalis (B, D), and the fruits and endocarp of cultivar Etude (E). Arrows on C – colorless hairs on the abaxial surface of C. mas leaf. Arrows on D – brown hairs on the abaxial surface of C. officinalis leaf. Plant Introduction • 85/86 33 Biometrics of Cornus officinalis genotypes in the M.M. Gryshko National Botanical Garden pedicels in the cultivar Etude varied from 12.4 to 14.0 mm, while in genotypes of C. officinalis – from 9.0 to 11.6 mm. The pedicels of ‘Etude’ were slightly thicker. Biometric parameters of leaves Genotypes of C. officinalis (Table 3, Fig. 1). The largest leaf blades had the genotypes G-08 and G-01, and the smallest – the genotype G-02. Genotype G-02 had the smallest span of variation in linear dimensions of leaf length and width, 25.3 and 19.7  mm, respectively. Corresponding leaf indices of other C.  officinalis genotypes varied within 38.6–49.9 and 26.1–43.1  mm, respectively. The  width of the leaf varied more than the length (ranges were 7.2–13.5, and 9.8–18.9 mm, respectively). The mean values of the number of veins were 12.9–14.0 pieces per one leaf, and the min-max values in the studied genotypes were 10–18 pieces. The longest petioles had the leaves of genotype G-08, and the shortest – the leaves of genotype G-02. The level of variation in length was low or intermediate. The coefficient of variation was in the range of 10.3–18.1%. Comparing to the length, the width and thickness of the petiole were more variable, and CV reached 26.7 and 31.0 %, respectively. Cultivar Etude (Table 3, Fig. 1). The mean, minimum and maximum values and CV of leaf blade size and petiole did not differ significantly from respective values of C.  officinalis genotypes. However, the variation of the width was much larger (with registered 51.5  mm), whereas G-01 has only 35.4  mm, and G-07 – only 43.1  mm. The number of veins on the leaf blade of ‘Etude’ also did not go beyond the amplitude of variation designated for other genotypes. Leaves of C.  officinalis and cultivar Etude were found relatively more variable in size, with a low or intermediate level of variation. The leaves of genotype G-08 had the highest length and width and low CV. The genotype G-05 was characterized by medium-sized leaf blades and petioles with low or medium variability, compared to other C.  officinalis genotypes. As a result of the study, the biometric parameters of the fruits, endocarp, and pedicel were established in four genotypes of C.  officinalis and the cultivar Etude, and leaf blade and petiole – in six genotypes of C.  officinalis and the cultivar Etude (Tables 2 & 3). It is known that for the selection of promising cultivars of fruiting plants, a complex of indicators is applying. In particular, fruit parameters play a crucial role in the selection process. However, leaves, which in the process of photosynthesis, ensure the existence of the plant and accumulation of nutrients in the fruits, are also important. Quantitative traits are especially convenient to control the condition of plants at all stages of introduction and breeding – from initial testing to variety testing, naturalization, and ‘complete’ acclimatization. At the NBG, investigations of biometric characteristics of fruits and leaves of non- traditional species of fruiting, medicinal, ornamental, and other commercially important plants are conducting. These investigations are mostly aimed at the evaluation of prospective ways of cultivation of the new plant varieties in conditions of temperate continental climate of the Right-Bank Forest Steppe (Klymenko et al., 2017a, b, c; Rakhmetov, 2018). In particular, statistical indicators of variability have been an integral part of bioecological research of C. mas and its numerous cultivars and forms, including those created at the NBG (Klimenko, 2004; Klymenko et  al., 2019). Morphometric characteristics of the fruit were examined in different genotypes of Ziziphus jujuba Mill. (Grygorieva et  al., 2014), Elaeagnus multiflora Thunb. (Grygorieva et  al., 2018a), Mespilus germanica L. (Grygorieva et  al., 2018b), Diospyros virginiana L. (Grygorieva et al., 2017), Cydonia oblonga Mill. (Monka et  al., 2014), as well as in Persica Mill. taxa (Holubkova, 2017). The obtained biometric data showed that the fruits of the studied C. officinalis genotypes and the cultivar Etude have no notable variability. In most cases, the coefficient of variation corresponded to a very low or low level of variation (Mamaev, 1975). The most variable sign was endocarp weight (Table  3). Hence, we attribute endocarp weight to the category of selectively important traits required for the selection of new forms of C.  officinalis. Genotypes of C. officinalis and cultivar Etude have responded favorably to weather and climate conditions in 2018. According to the open archive of meteorological station No.  33345 (Igor  Sikorsky Kyiv International 34 Plant Introduction • 85/86 S.V. Klymenko, A.P. Ilyinska Parameters Leaf blade Petiole length, mm width, mm number of lateral veins length, mm width, mm thickness, mm Cornus officinalis maternal plant (G-01) M ± m 112.8 ± 1.62a 68.6 ± 1.01b 13.9 ± 0.28a 11.4 ± 0.30a 1.5 ± 0.06c 1.3 ± 0.06b min–max 89.0–132.9 49.3–84.7 11–17 7.0–17.2 0.9–2.2 0.7–2.0 CV, % 10.1 10.4 14.5 18.3 26.7 31.0 seedling of the maternal plant (G-02) M ± m 85.0 ± 13.7ab 46.7 ± 1.21ab 13.4 ± 0.18ab 10.1 ± 0.15b 1.6 ± 0.04b 1.4 ± 0.04b min–max 69.6–108.2 33.6–76.7 10–16 7.9–12.2 1.1–2.2 1.0–2.0 CV, % 11.4 18.3 9.3 10.3 17.5 17.4 seedling of the maternal plant (G-03) M ± m 96.0 ± 1.36b 54.4 ± 0.84ab 12.9 ± 0.25c 10.1 ± 0.22b 1.6 ± 0.22b 1.4 ± 0.03b min–max 73.5–118.2 45.1–71.2 10–18 7.6–14.2 1.2–2.0 1.0–2.0 CV, % 10.0 10.9 14.0 15.5 11.3 13.9 cultivar Etude (G-05) M ± m 98.1 ± 1.28b 57.4 ± 1.26b 14.3 ± 0.22a 9.6 ± 0.12ab 1.7 ± 0.03b 1.5 ± 0.03a min–max 81.2–116.4 43.8–95.3 11–18 7.8–12.4 1.2–2.1 1.1–1.9 CV, % 9.3 15.5 11.0 8.9 13.5 12.6 seedling of the maternal plant (G-06) M ± m 81.6 ± 1.56ab 45.8 ± 1.15ab 13.9 ± 0.16a 9.4 ± 0.17ab 1.4 ± 0.03c 1.1 ± 0.03ab min–max 53.8–103.7 23.0–61.1 12–17 7.1–12.8 0.9–1.9 0.8–2.0 CV, % 13.5 17.8 8.3 13.0 16.7 19.6 seedling of the maternal plant (G-07) M ± m 117.1 ± 1.22a 75.2 ± 1.3a 13.6 ± 0.18ab 10.2 ± 0.26b 2.1 ± 0.04a 2.0 ± 0.04a min–max 97.8–140.2 59.5–888 12–17 7.0–15.7 1.8–2.9 1.6–2.6 CV, % 7.4 10.6 9.4 18.1 13.2 12.3 grafting C. officinalis on C. mas (G-08) M ± m 76.9 ± 0.78c 45.7 ± 0.63c 14.0 ± 0.17a 7.8 ± 0.12c 1.3 ± 0.02cd 1.2 ± 0.02ab min–max 63.7–89.0 39.7–59.4 12–18 6.4–10.1 0.9–1.8 0.9–1.6 CV, % 7.2 9.8 8.7 10.8 13.1 14.1 Table 3. Biometric parameters of the leaves of investigated Cornus officinalis genotypes and cultivar Etude. Note: means followed by different letters are different at P < 0.05. Each value represents the mean of three independent experiments (± SD); min – minimum values; max – maximum values; CV, % – coefficient of variation. Airport (Zhuliany), Kyiv), 2018 was marked by the optimum of precipitations in May and August and significantly higher monthly rainfalls in June. This indicates that C.  officinalis genotypes respond very well to moisture. These indicators are important for the development of agricultural measures for the cultivation of C. officinalis in Ukraine. There is still very little information on the biometric indices of C.  officinalis fruits and leaves. This is probably because the introduction and breeding of this species are not widespread so much. The data about the size and weight of the fruit of nine types of germplasm, selected from 73 naturally- occurring growth specimens in North- Plant Introduction • 85/86 35 Biometrics of Cornus officinalis genotypes in the M.M. Gryshko National Botanical Garden Western China (collection of the Laboratory of Development of Endangered Chinese Raw Narcotic Resources) were reported (Li et  al., 2012). The comparison shows that the limits of variation of the mean fruit size in Chinese and Kyiv genotypes are quite similar. The smallest size of the fruit is practically the same, and the maximum is larger in Chinese genotypes. In particular, the maximum length of the mature fruit in the G-04 was 16.7 mm, and in the two Chinese genotypes – 19.1  mm. The same tendency has been observed for fruit weight. According to the Flora of China (Xiang & Boufford, 2005), the fruits of C.  officinalis wild individuals may reach 12–18 mm long and 5–6 mm in diameter. The length of the fruits of investigated genotypes is within the reported range of variability for the wild species. Still, in most cases, it is closer to the upper limit of variation. However, the diameter of the investigated fruits is almost twice higher in comparison with wild species. Consequently, the fruits of the introduced plants, both Chinese and Kyiv, vary more in diameter than in length. The fruits of the cultivar Etude, which we examined, exceeded those of all nine Chinese germplasm types by the size (e.g., length 19.9 mm vs. 19.1 mm, respectively) and weight (1.8  mg vs. 1.6  mg, respectively). This indicates the prospect of further breeding work with ‘Etude’ in order to produce large- fruited forms with long-fading after ripening fruits. The variability in leaf quantitative traits is resulted from both their plasticity and genotype variation, and thus reflects the relationship between plant and climate (Royer et  al., 2008). Our current research has confirmed this statement. We found that the quantitative parameters of leaves of the studied C.  officinalis genotypes demonstrate higher variation comparing to the fruits. The biometric indices of the leaves, as well as the fruits, in the studied genotypes were closer (or beyond) to their variation in the wild species reported by Xiang & Boufford (2005). This fact, again, indicates that the genotypes of C.  officinalis introduced into the NBG were sufficiently adapted to the temperate continental climate of the Right-Bank Forest Steppe of Ukraine. The leaves of cultivar Etude were almost indistinguishable from the leaves of C. officinalis genotypes. There was also no significant change in the number of largest lateral veins of the leaf because the wild individuals of C. officinalis and C. mas are quite similar in this respect. The leaves of C.  mas are characterized by 6–10 (12) lateral veins (Poyarkova, 1951; Murrell & Poindexter, 2016), and the leavevs of C. officinalis – by 12–14 veins (Xiang & Boufford, 2005). Interesting was the nature of inheritance of other morphological features of the leaf blade by cultivar Etude. The shape of the leaf, especially its apex (gradually narrowed) and color (colorless, not brown) of trichomes in the cultivar Etude, are similar to C. mas. However, the number of lateral veins in ‘Etude’ is closer to the maternal species, C. officinalis. Thus, the cultivar Etude is characterized by the combined inheritance of leaf features. Hybridization between Cornus taxa is still a poorly investigated phenomenon. Having nearly 60 species (Xiang & Boufford, 2005; Murrell & Poindexter, 2016), this genus includes only a few known species producing hybrids. Both in natural conditions and botanical gardens, C.  florida, C.  kousa, and C.  nuttallii from the subgenus Kraniopsis Raf. (Molnar, 2018) can hybridize with each other. Some natural hybrids were also described between C. racemosa Lam. and C. rugosa Lam. (Wagner, 1990). Prospective natural hybrids were also reported between C.  mas and C.  officinalis (Morozowska et  al., 2013) and between C.  controversa Hemsl. and C.  alternifolia  L. f. (Gawrońska et  al., 2019). Thus, the data we have obtained about the cultivar Etude is important not only for clarifying the characteristics of industrial use, but also to investigate the peculiarities of hybridization and to characterize the inheritance of traits in the genus Cornus in general. Conclusions The value of biometric parameters of fruits and leaves in the adaptation strategy of C. officinalis plants and its hybrid under the conditions of introduction were evaluated. Important and indifferent signs for breeding work to obtain promising productive varieties for industrial cultivation were determined. Among the cultivated at the NBG, the cultivar Etude and genotypes G-03 and G-04 of C.  officinalis were the most noteworthy. Cultivar Etude is promising for large-fruited forms with fruits 36 Plant Introduction • 85/86 S.V. Klymenko, A.P. Ilyinska that do not fade long after ripening. The data obtained indicate the strong potential of C.  officinalis for commercial use in Ukraine. The results of this study are also important for the investigation of hybridization in the genus Cornus. Biometric characteristics of the fruit, endocarp, and leaf were found determining the degree of adaptation of C.  officinalis to the current climate conditions of Ukraine (in  particular, the Right-Bank Forest Steppe) and essential for further breeding work. References Atkinson, B. A., Stockey, R. A., & Rothwell, G. W. (2016). Cretaceous origin of dogwoods: an anatomically preserved Cornus (Cornaceae) fruit from the Campanian of Vancouver Island. 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Klymenko, A.P. Ilyinska Krośniak, M., Gąstoł, M., Szałkowski, M., Zagrodzki,  P., & Derwisz, M. (2010). Cornelian cherry (Cornus mas L.) juices as a source of minerals in human diet. Journal of Toxicology and Environmental Health, Part A, 73(17–18), 1155–1158. https://doi.org/10.1080/15287394.2010.491408 Kryvoruchko, O. V., & Kryvoruchko E. V. (2018). Phenolic compounds of Cornus mas and Cornus officinalis. Ukrainian Biopharmaceutical Journal, 1(54), 42–45. (In Ukrainian). https://doi. org/10.24959/ubphj.18.151 Li, G. S., Zhang, L. J., & Bai, C. K. (2012). Chinese Cornus officinalis: TGenetic resources, genetic diversity and core collection. Genetic Resources and Crop Evolution, 59(8), 1659–1671. https://doi. org/10.1007/s10722-011-9789-z Li, X., Ma, Q., Zhou, H., Yang, Y., Li, H., & Wang J. (2020). Characterization of the complete chloroplast genome of Cornus bretschneideri (Cornaceae). 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Gryshko National Botanical Garden Біометрична характеристика листків і плодів генотипів Cornus officinalis Siebold et Zucc. в Національному ботанічному саду ім. М.М. Гришка НАН України С.В. Клименко *, А.П. Ільїнська ** Національний ботанічний сад імені М.М. Гришка НАН України, вул. Тімірязєвська, 1, м. Київ, 01014, Україна; * cornusklymenko@gmail.com, ** ilynska@ukr.net У контексті глобальних змін клімату сучасна стратегія агроекономіки передбачає інтродукцію нетрадиційних видів рослин і селекцію нових економічно перспективних сортів, пристосованих до різкої зміни погодних умов. Китайський за походженням Cornus officinalis (Cornaceae) є новим у такому аспекті для України; його реінтродукцію розпочато у Національному ботанічному саду імені М.М. Гришка НАН України в 1993 р. Мета цього дослідження – визначити біометричні параметри плодів та листків генотипів C. officinalis, гібриду C. officinalis × C. mas (сорт Етюд) та генотипу одержаного від щеплення C. officinalis на C. mas Stockey, R. A., Nishida, H., & Atkinson, B. A. (2016). Anatomically preserved fossil cornalean fruits from the Upper Cretaceous of Hokkaido: Eydeia hokkaidoensis gen. et sp. nov. American Journal of Botany, 103(9), 1642–1656. https://doi. org/10.3732/ajb.1600151 Szot, I., Lipa, T., & Sosnowska, B. (2019). Evaluation of yield and fruit quality of several ecotypes of cornelian cherry (Cornus mas L.) in polish condiotions. Acta Scientiarum Polonorum Hortorum Cultus, 18(6), 139– 148. https://doi.org/10.24326/asphc.2019.6.14 Takhtajan, A. L. (1987). The system of magnoliophytes. Moscow: Nauka. (In Russian) Taunk, J., Rani, A., Singh, R., Yadav, N. R., & Yadav, R. C. (2019). Genomic strategies for improving abiotic stress tolerance in crop plants. In V. Rajpal, D. Sehgal, A.  Kumar, S. 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Beijing: Science Press and St. Louis: Missouri Botanical Garden Press. Xiang, Q. Y. J., Thomas, D. T., Zhang, W., Manchester, S. R., & Murrell, Z. (2006). Species level phylogeny of the genus Cornus (Cornaceae) based on molecular and morphological evidence – implications for taxonomy and Tertiary intercontinental migration. Taxon, 55(1), 9–30. https://doi. org/10.2307/25065525 Yu, Y., Xiang, Q. Y., Manos, P. S., Soltis, D. E., Soltis, P. S., Song, B. H., Cheng, S. F., Liu, X., & Wong,  G. (2017). Whole-genome duplication and molecular evolution in Cornus L. (Cornaceae) – insights from transcriptome sequences. PLOS One, 12, e0171361. https://doi.org/10.1371/ journal.pone.0171361 Yue, X., Li, X., Chen, X., Ashraf, M. A., Liu, Z., Bi, H., Zheng, D., Zhao, Y., & Peng, W. (2018). Molecules and functions of Cornus officinalis bark volatiles. Emirates Journal of Food & Agriculture, 30(10), 828–838. https://doi.org/10.9755/ejfa.2018.v30. i10.1826 Zhang, J., Franks, R. G., Liu, X., Kang, M., Keebler, J. E., Schaff, J. E., Huang, H. W., & Xiang, Q.  Y.  J. (2013). De novo sequencing, characterization, and comparison of inflorescence transcriptomes of Cornus canadensis and C. florida (Cornaceae). PLOS One, 8, e82674. https://doi.org/10.1371/ journal.pone.0082674 https://doi.org/10.3732/ajb.1600151 https://doi.org/10.3732/ajb.1600151 https://doi.org/10.24326/asphc.2019.6.14 https://doi.org/10.1007/978-3-319-91956-0_9 https://doi.org/10.1007/978-3-319-91956-0_9 https://doi.org/10.1007/s00606-014-1073-1 https://doi.org/10.1007/s00606-014-1073-1 https://doi.org/10.2307/25065525 https://doi.org/10.2307/25065525 https://doi.org/10.1371/journal.pone.0171361 https://doi.org/10.1371/journal.pone.0171361 https://doi.org/10.9755/ejfa.2018.v30.i10.1826 https://doi.org/10.9755/ejfa.2018.v30.i10.1826 40 Plant Introduction • 85/86 S.V. Klymenko, A.P. Ilyinska за умов культивування в Національному ботанічному саду імені M.M. Гришка НАН України, для з’ясування ступеня адаптованості виду до сучасного клімату України (зокрема, Правобережного Лісостепу) і відбору перспективних генотипів для селекційної роботи. Матеріали і методи. У дослідженні було використано 26-річну материнську рослину, отриману дворічним саджанцем у 1993 році з розплідника “Northwoods Wholesale Nursery” (м.  Молалла, Орегон, США), де рослини цього виду вирощували як декоративні; сорт Етюд – гібрид від схрещування C. officinalis × C. mas; генотип від щеплення C. officinalis на C. mas. У нашому дослідженні материнську рослину позначено як G-01, а решту генотипів як G-02–G-08. Для цих рослин було вивчено біометричні параметри плоду (довжина, діаметр і маса), ендокарпу (довжина, діаметр і маса), квітконіжки (довжина і товщина), пластинки листка (довжина, ширина і кількість бічних жилок) і черешка (довжина, ширина і товщина). Також було досліджено динаміку формування плоду та ендокарпу протягом сезону (генотипи G-01–G-03 і G-05) та порівняно біометричні характеристики плодів генотипів G-01–G-05 урожаю за два роки, 2010 та 2018. Ці роки було обрано, оскільки вони вирізнялися дуже сприятливими для плодових рослин погодними умовами. Кількісні результати було опрацьовано методами варіаційної статистики, з використанням безкоштовного програмного забезпечення для наукового аналізу даних PAST 2.10. Мінливість показників було визначено за допомогою коефіцієнта варіації. Різницю між зразками оцінено за допомогою тесту Тукі-Крамера, а рівень мінливості – відповідно до класифікації Мамаєва (1975). Результати. Було визначено біометричні параметри плода: довжина 13,8–19,9  мм, діаметр 7,7– 11,2 мм, маса 600–1800 мг; ендокарпу: довжина 12,1–13,8 мм, діаметр 4,5–5,4 мм, маса 200–300 мг; квітконіжка: довжина 9,0–14,0 мм, товщина 0,2–0,6 мм; листової пластинки: довжина 73,5–117,1 мм, ширина 73,5–75,2  мм, кількість бічних жилок 12,9–14,3; черешка: довжина 9,4–11,4  мм, ширина 1,3–2,1 мм, товщина 1,1–2,0 мм. У 2010 році найбільші плоди мав генотип G-01, а найменші – G-03. Коефіцієнт варіювання лінійних параметрів плода та ендокарпу становив 5,7–10,1 %, що відповідає дуже низькому або низькому рівню мінливості. Варіювання маси плодів та ендокарпа було більшим; діапазон коефіцієнта варіювання від 7,0 до 28,3 %. Амплітуда лінійних параметрів листка широка. Найбільші листки мали генотипи G-08 та G-01, найменші – генотип G-02. Сорт Етюд відрізнявся від генотипів C. officinalis розміром та масою плодів врожаю 2018 року (М = 1800 мг, max = 2400 мг) та значно ширшою амплітудою варіювання їхньої довжини (17,9–22,6 проти 14,3–18,2 мм). Сорт Етюд за середніми морфометричними показниками листка та за кількістю жилок, у цілому, не відрізнявся від досліджених генотипів C.  officinalis, але ширина листкової пластинки була значно більшою і становила 51,5 мм проти 35,4 мм (G-01) і 43,1 мм (G-07). Висновки. Отримані дані важливі для комерційного використання C. officinalis та сорту Етюд як харчових і лікарських рослин, а також для подальшої селекції сортів в погодно-кліматичних умовах України і аналізу особливостей гібридизації у роді Cornus. Ключові слова: Cornus officinalis, гібрид, інтродукція, біометричні показники, плід, листок
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spelling oai:ojs2.plantintroduction.org:article-15492023-08-26T20:39:45Z Biometric characteristics of fruits and leaves of Cornus officinalis Siebold et Zucc. genotypes in the M.M. Gryshko National Botanical Garden of the NAS of Ukraine Біометрична характеристика листків і плодів генотипів Cornus officinalis Siebold et Zucc. в Національному ботанічному саду ім. М.М. Гришка НАН України Klymenko, S.V. Ilyinska, A.P. In the context of global climate change, the current strategy of agroeconomics focuses on the introduction of unique plant species and the selection of new commercially important cultivars adapted to the dramatic weather changes. Cornus officinalis (Cornaceae) has Chinese origin, its reintroduction at the M.M.&amp;nbsp;Gryshko National Botanical Garden, National Academy of Sciences of Ukraine started in 1993. The objectives of this research were: to investigate the biometric parameters of fruits and leaves of C.&amp;nbsp;officinalis genotypes, C. officinalis × C. mas hybrid ‘Etude’ and genotype from the grafting C. officinalis on C.&amp;nbsp;mas under cultivation in the M.M. Gryshko National Botanical Garden, National Academy of Sciences of Ukraine, and to determine the degree of adaptation of C. officinalis to the climatic conditions of Ukraine (in particular, Right-Bank Forest Steppe) for selection of promising genotypes for further breeding work. Material and methods. We used: a) 26-year-old maternal plant obtained from a two-year-old seedling in 1993 received from the nursery “Northwoods Wholesale Nursery” Mollala (Oregon, USA), where it was grown as an ornamental plant; b) seedlings of the maternal plant; c) cultivar Etude, which is an artificial hybrid from crossing C. officinalis × C. mas; and d) genotype obtained from grafting C.&amp;nbsp;officinalis on C.&amp;nbsp;mas. In our experiment, the maternal plant is indicated as G-01, while other plants – as G-02–G-08 genotypes. We determined the biometric parameters of the fruit (length, diameter, and weight), endocarp (length, diameter, and weight), pedicel (length and thickness), leaf blade (length, width, and the number of lateral veins) and petiole (length, width, and thickness). We examined the dynamics of fruit and endocarp formation during the season (genotypes G-01–G-03 and G-05) and compared the biometric characteristics of the fruit of genotypes G-01–G-05 from crops of two years, 2010 and 2018, which were most favorable in weather conditions. We have processed quantitative data in the PAST 2.10 software. The differences between the samples were estimated using the Tukey-Kramer test. The degree of variability was determined by the coefficient of variation. To assess the level of variability, we used the classification of Mamaev (1975). Results. We have found that the largest fruits in 2010 were observed in the genotype G-01 and the smallest – in the genotype G-03. The coefficient of variation of the linear parameters of the fruit and endocarp was in the range 5.7–10.1 %; the level of variability was very low or low. The variability of fruit weight and endocarp was high; the coefficient of variation was from 7.0 up to 28.3 %. The amplitude of the linear parameters of the leaf was wide (coefficient of variation was from 9.8 to 31.0 %). The cultivar Etude differed from other C. officinalis genotypes in size and weight of (M = 1800 mg, max = 2400&amp;nbsp;mg) and a much wider amplitude of variation in the length (17.9–22.6 vs. 14.3–18.2&amp;nbsp;mm) of the fruit. The largest leaves were in the genotypes G-08 and G-01, and the smallest – in the genotype G-02. The cultivar Etude did not differ so much by the mean leaf morphometric indices and number of veins, but it demonstrated one of the broadest leaf blades (51.5&amp;nbsp;mm). Conclusions. The data obtained in this study is important for the commercial use of C. officinalis and the cultivar Etude as food and medicinal plant, as well as for breeding in climatic conditions of Ukraine and analysis of hybridization features in the genus Cornus in general. У контексті глобальних змін клімату сучасна стратегія агроекономіки передбачає інтродукцію нетрадиційних видів рослин і селекцію нових економічно перспективних сортів, пристосованих до різкої зміни погодних умов. Китайський за походженням Cornus officinalis (Cornaceae) є новим у такому аспекті для України; його реінтродукцію розпочато у Національному ботанічному саду імені М.М.&amp;nbsp;Гришка НАН України в 1993 р. Мета цього дослідження – визначити біометричні параметри плодів та листків генотипів C.&amp;nbsp;officinalis, гібриду C. officinalis × C. mas (сорт Етюд) та генотипу одержаного від щеплення C. officinalis на C.&amp;nbsp;mas за умов культивування в Національному ботанічному саду імені M.M. Гришка НАН України, для з’ясування ступеня адаптованості виду до сучасного клімату України (зокрема, Правобережного Лісостепу) і відбору перспективних генотипів для селекційної роботи. Матеріали і методи. У дослідженні було використано 26-річну материнську рослину, отриману дворічним саджанцем у 1993 році з розплідника “Northwoods Wholesale Nursery” (м.&amp;nbsp;Молалла, Орегон, США), де рослини цього виду вирощували як декоративні; сорт Етюд – гібрид від схрещування C.&amp;nbsp;officinalis × C. mas; генотип від щеплення C.&amp;nbsp;officinalis на C.&amp;nbsp;mas. У нашому дослідженні материнську рослину позначено як G-01, а решту генотипів як G-02–G-08. Для цих рослин було вивчено біометричні параметри плоду (довжина, діаметр і маса), ендокарпу (довжина, діаметр і маса), квітконіжки (довжина і товщина), пластинки листка (довжина, ширина і кількість бічних жилок) і черешка (довжина, ширина і товщина). Також було досліджено динаміку формування плоду та ендокарпу протягом сезону (генотипи G-01–G-03 і G-05) та порівняно біометричні характеристики плодів генотипів G-01–G-05 урожаю за два роки, 2010 та 2018. Ці роки було обрано, оскільки вони вирізнялися дуже сприятливими для плодових рослин погодними умовами. Кількісні результати було опрацьовано методами варіаційної статистики, з використанням безкоштовного програмного забезпечення для наукового аналізу даних PAST 2.10. Мінливість показників було визначено за допомогою коефіцієнта варіації. Різницю між зразками оцінено за допомогою тесту Тукі-Крамера, а рівень мінливості – відповідно до класифікації Мамаєва (1975). Результати. Було визначено біометричні параметри плода: довжина 13,8–19,9&amp;nbsp;мм, діаметр 7,7–11,2&amp;nbsp;мм, маса 600–1800&amp;nbsp;мг; ендокарпу: довжина 12,1–13,8&amp;nbsp;мм, діаметр 4,5–5,4&amp;nbsp;мм, маса 200–300&amp;nbsp;мг; квітконіжка: довжина 9,0–14,0&amp;nbsp;мм, товщина 0,2–0,6&amp;nbsp;мм; листової пластинки: довжина 73,5–117,1&amp;nbsp;мм, ширина 73,5–75,2&amp;nbsp;мм, кількість бічних жилок 12,9–14,3; черешка: довжина 9,4–11,4&amp;nbsp;мм, ширина 1,3–2,1&amp;nbsp;мм, товщина 1,1–2,0&amp;nbsp;мм. У 2010 році найбільші плоди мав генотип G-01, а найменші – G-03. Коефіцієнт варіювання лінійних параметрів плода та ендокарпу становив 5,7–10,1 %, що відповідає дуже низькому або низькому рівню мінливості. Варіювання маси плодів та ендокарпа було більшим; діапазон коефіцієнта варіювання від 7,0 до 28,3 %. Амплітуда лінійних параметрів листка широка. Найбільші листки мали генотипи G-08 та G-01, найменші – генотип G-02. Сорт Етюд відрізнявся від генотипів C. officinalis розміром та масою плодів врожаю 2018 року (М = 1800&amp;nbsp;мг, max = 2400&amp;nbsp;мг) та значно ширшою амплітудою варіювання їхньої довжини (17,9–22,6 проти 14,3–18,2&amp;nbsp;мм). Сорт Етюд за середніми морфометричними показниками листка та за кількістю жилок, у цілому, не відрізнявся від досліджених генотипів C.&amp;nbsp;officinalis, але ширина листкової пластинки була значно більшою і становила 51,5&amp;nbsp;мм проти 35,4&amp;nbsp;мм (G-01) і 43,1&amp;nbsp;мм (G-07). Висновки. Отримані дані важливі для комерційного використання C. officinalis та сорту Етюд як харчових і лікарських рослин, а також для подальшої селекції сортів в погодно-кліматичних умовах України і аналізу особливостей гібридизації у роді Cornus. M.M. Gryshko National Botanical Garden of the NAS of Ukraine 2020-06-30 Article Article application/pdf https://www.plantintroduction.org/index.php/pi/article/view/1549 10.46341/PI2020006 Plant Introduction; No 85/86 (2020); 25-40 Інтродукція Рослин; № 85/86 (2020); 25-40 2663-290X 1605-6574 10.46341/PI85-86 en https://www.plantintroduction.org/index.php/pi/article/view/1549/1484 Copyright (c) 2020 S.V. Klymenko, A.P. Ilyinska http://creativecommons.org/licenses/by/4.0
spellingShingle Klymenko, S.V.
Ilyinska, A.P.
Біометрична характеристика листків і плодів генотипів Cornus officinalis Siebold et Zucc. в Національному ботанічному саду ім. М.М. Гришка НАН України
title Біометрична характеристика листків і плодів генотипів Cornus officinalis Siebold et Zucc. в Національному ботанічному саду ім. М.М. Гришка НАН України
title_alt Biometric characteristics of fruits and leaves of Cornus officinalis Siebold et Zucc. genotypes in the M.M. Gryshko National Botanical Garden of the NAS of Ukraine
title_full Біометрична характеристика листків і плодів генотипів Cornus officinalis Siebold et Zucc. в Національному ботанічному саду ім. М.М. Гришка НАН України
title_fullStr Біометрична характеристика листків і плодів генотипів Cornus officinalis Siebold et Zucc. в Національному ботанічному саду ім. М.М. Гришка НАН України
title_full_unstemmed Біометрична характеристика листків і плодів генотипів Cornus officinalis Siebold et Zucc. в Національному ботанічному саду ім. М.М. Гришка НАН України
title_short Біометрична характеристика листків і плодів генотипів Cornus officinalis Siebold et Zucc. в Національному ботанічному саду ім. М.М. Гришка НАН України
title_sort біометрична характеристика листків і плодів генотипів cornus officinalis siebold et zucc. в національному ботанічному саду ім. м.м. гришка нан україни
url https://www.plantintroduction.org/index.php/pi/article/view/1549
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