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With the help of over 7,000 of the world’s best wildlife filmmakers and photographers, conservationists and scientists, Arkive.org featured multi-media fact-files for more than 16,000 endangered species. 123–124. Hedhly, A., Hormaza, J.I., and Herrero, M., Global warming and sexual plant reproduction, Trends Plant Sci., 2008, vol. PubMed 39, pp. 127–157. Bot., 1995, vol. dokl. 72–79. Correspondence to 2, pp. 96, no. Generally, stomata are found in all areas of a plant but on desert plants, they are few and far between. Chirkova, T.V., Fiziologicheskie osnovy ustoichivosti rastenii (Physiological Basis of Plant Resistance), St. Petersburg: SPbGU, 2002. Nkongolo, K.K., Deck, A., and Michael, P., Molecular and cytological analysis of Deschampsia cespitosa population from Northern Ontario (Canada), Genome, 2001, vol. CAS 427–433. The first appearance of this species in the Antarctic was observed in 1953. PubMed Central 1632–1639. “Rossiya v Antarktike,” S.-Peterburg, 12–14 aprelya 2006 g., Tezisy dokladov (Proc. Crossley, L., Explore Antarctica, Cambridge: Univ. 50, pp. Soc. 235–238. 92, no. anther and pollen grain under the confocal microscope, Annales Universitatis Mariae Curie-Sklodowska (Lublin–Polonia), 2013, vol. from contrasting environments on King George Island, Pol. Deschampsia antarctica is a polyextremophile Gramineae capable of thriving under extreme environmental conditions. J. of the Crop Science Society of Japan, 1970, vol. Culley, T.M. 83, no. Lond., B, 1982, vol. 49, No. Article Kalendar, R., Tanskanen, J., Chang, W., et al., Cassandra retrotransposons carry independently transcribed 5S RNA, Proc. 129–137. Zuniga, G.E., Alberdi, M., and Corcuera, L.J., Non-structural carbohydrates in Deschampsia antarctica Desv. and Yudakova, O.I., The development of the embryo and endosperm in the absence of pollination in Poa pratensis L., in II Mezhdunar. A. Kozeretska & S. V. Demidov, Institute of Molecular Biology and Genetics, National Academy of Sciences of Ukraine, ul. 7–14. Instead it prefers secluded areas next to mosses and inside crevices. 12, pp. Univ., 2012b. Gusta, L.V., Trischuk, R., and Weiser, C.J., Plant cold acclimation: the role of abscisic acid, Plant Growth Reg., 2005, vol. PubMed 63–70. 59, pp. Original Russian Text © O.I. I. P. Ozheredova. Kunakh, I.A. It is the area around, and including, the South Pole. 51, pp. Akademika Zabolotnoho 150, Kyiv, 03680, Ukraine, I. Yu. In Antarctica, there are only 2 types of flowering plants: Antarctic pearlwort (Colobanthus quitensis) and Antarctic hair grass (Deschampsia antarctica). CAS Bot., 2005, vol. 903–916. Biol., 1999, vol. 34, pp. Smith, R.C., Stammerjohn, S.E., and Baker, K.S., Surface air temperature variations in the western Antarctic Peninsula region, in Foundations for Ecological Research West of Antarctic Peninsula (Antarctic Research Series, vol. 393–398. 170–180. 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Covered in black hair they are hardy and tough, with some surprisingly delicate yellow or white petals. Gielwanowska, I., Specyfika rozwoju antarktycznych roslin naczynoiwych Colobanthus quitensis (Kunth) Bartl i Deschampsia antarctica Desv., in Rozprawa Habilitacyjna, Olsztyn, 2005. Ottaviano, E., Sari, Gorla M., and Mulcahy, D.L., Pollen selection: efficiency and monitoring, in Isozymes: Structure, Function and Use in Biology and Medicine, Wiley-Liss, Inc., 1990, pp. Specific environmental conditions have restricted the number of native angiosperm species to only two—Colobanthus quitensis (Caryophyllaceae) and Deschampsia antarctica (Poaceae).Deschampsia antarctica, Antarctic hairgrass (family Poaceae), is the only natural grass … 30–36. Dupuis, I. and Dumas, C., Influence of temperature stress on in vitro fertilization and heat-shock protein-synthesis in maize (Zea mays L.) reproductive tissues, Plant Physiol., 1990, vol. 213–220. 181–195. 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Although the species is a valuable model for study of environmental stress tolerance in plants, its karyotype is still poorly investigated. 105–121. 14, no. Gronland, Biosci., 1990, vol. Parnikoza, I., Convey, P., Dykyy, I., et al., Current status of the Antarctic herb tundra formation in the central Argentine islands, Global Change Biol., 2009, no. shkola molodykh uchenykh “Embriologiya, genetika i biotekhnologiya”, 3–8 dekabrya 2007 g.: Tez. NCBI Database. Polar lipids and the composition of… 117–122. Poronnik, I.A. Univ., 1989. Saratov. Bot. Article The Antarctic Hairgrass, Deschampsia antarctica Desv. Fundamental adaptations to abiotic environmental factors that qualitatively distinguish them from the other vascular plants of extreme regions, namely temperature, ultraviolet radiation hardiness, and their genetic plasticity in the changeable environment are discussed. Grabel’nykh, O.I., Function and location of the 310-kDa stress protein in plant mitochondria, Extended Abstract of Candidate’s (Biol.) This fine, green leaved plant is perennial meaning in lives for around two years. Appl. Abstracts, Kyiv, Ukraine, 2008, p. 32. Trunova, T.I., Rastenie i nizkotemperaturnyi stress (Plant and Cold Stress), Moscow: Nauka, 2007. Nogler, G.A., Gametophytic apomixis, in Embryology of Angiosperms, Johri, B.M., Ed., Berlin: Springer, 1984, pp. CAS Biol. 7–14. 44, no. Geogr., Sib. 3, pp. Volodymirska 64, Kyiv, 01033, Ukraine, You can also search for this author in 15–26. 353–456. Natl. Deschampsia antarctica is the only natural grass species to have adapted to and colonized the maritime Antarctic. Selekts., 2012, vol. Bot., 1971, vol. Exp. Sataka, T. and Hayase, H., Male sterility caused by cooling treatment at the young microspore stage in rice plants. Conf. Skottsberg, G., Antarctic flowering plants, Botanisk Svensk Tidsskrift, 1954, vol. Kunakh, V.A., Mobilni genetichni elementi i plastichnist’ genomu roslin (Transposable Genetic Elements and Genome Plasticity in Plants), Kyiv: Logos, 2013. Key words: Deschampsia antarctica, anatomical features, mesophyll cells, ultrastructure, stress condition, Poaceae, Antarctica, phenotypic plasticity, phenotypic response. 4, pp. - 18.104.22.168. 30, pp. 1–30. 182, pp. Chinnusamy, V., Zhu, J., and Zhu, J.-K., Gene regulation during cold acclimation in plants, Physiol. Gielwanowska, I., Bochenek, A., and Loro, P., Biology of generative reproduction of Deschampsia antarctica, in Biology of Grasses, Frey, L.W., Ed, Krakow: Szafer Institute of Botany, Polish Academy of Science, 2005, pp. It is perennial, and turns yellowish-white as it withers. (Geogr.) Syst., 1983, vol. Antarctica - Antarctica - Plant life: The cold desert climate of Antarctica supports only an impoverished community of cold-tolerant land plants that are capable of surviving lengthy winter periods of total or near-total darkness during which photosynthesis cannot take place. was studied in the Maritime Antarctica with respect to general ecological characteristics, soil conditions, viral contamination, cell nucleus area, and relative DNA content. (Poaceae), Polar Biol., 2009, vol. Climate Change, 2011, vol. nauch. PubMed 20, pp. Desv., Byull. 250–270. Although C. quitensis and D. antarctica were intensively analyzed to− wards their morphological, anatomical and physiological adaptations to local cli− Sci. st (Problems of Evolution: Collected Scientific Papers), Vladivostok: Dal’nauka, 2003, vol. The coastal flats and lowlands of the Antarctic are extremely harsh environments, so the Antarctic Hair Grass prefers sheltered areas next to mosses or crevices in between rocks. Known as the Antarctic Hair Grass, is one of two native plants to the Antarctic region. Zuciga, G.E., Zuciga-Feest, A., Inostroza, P., et al., Sugars and enzyme activity in the grass Deschampsia Antarctica, Antarct. INTRODUCTION. 1996). to oxidative stress under Antarctic conditions, Ukr. Arctic poppies are one of the most northerly growing plants in the world. Genet. Zabolotnoho 150, Kyiv, 03680, Ukraine, Taras Shevchenko National University of Kiev, ul. 49, no. 70), Ross, R.M., Hofman, E.E., and Guetin, L.B., Washington: American Geophysical Union, 1996, pp. Photobiol., 2005, vol. Kunakh, V.A., Zhebrakovskie chteniya. Cytol. Few plant species can survive in Antarctica, the harshest environment for living organisms. nauch. Rev. 468–473. nauch. A fine-leaved, perennial grass, the Antarctic hair grass (Deschampsia Antarctica) is one of only two flowering plant species living below latitudes of 60 degrees in the Antarctic.Its leaf blades are folded when young, then developing into long, dark green, rigid stems, as with the rest of the family Deschampsia. PubMed Google Scholar. ... Deschampsia Antarctica. 71–83. 1534–1551. Zinn, K.E., Tunc-Ozdemir, M., and Harper, J.F., Temperature stress and plant sexual reproduction: uncovering the weakest links, J. Exp. Parnikoza, O. O. Poronnik & V. A. Kunakh, You can also search for this author in Google Scholar. 2/4, pp. 1–10. Stress Physiol. 79–83. http://www.ncbi.nlm.nih.gov/protein. https://doi.org/10.1134/S1062360416030073. 3, pp. 3. Adaptations to autogamy and anemogamy were observed in the flower anatomy of both species. Parnikoza, I., Kozeretska, I., and Kunakh, V., Vascular plants of the maritime Antarctic: origin and adaptation, Am. Conf. (Poaceae) (2n = 26), is one of the only two flowering plant species found in Antarctica [1, 2]. Establish what students currently know about how animals and plants are suited or have adapted to an extreme environment such as Antarctica. CAS Philipp, M., Bocher, J., Mattson, O., and Woodell, S.R.J., A quantitative approach to the sexual reproductive biology and population structure of some arctic flowering plants: Dryas integrifolia, Silene acaulis and Ranunculus nivalis, Meddr. É uma das duas plantas vasculares fanerógamas nativas da Antártida, sendo a outra a Colobanthus quitensis.Cada vez que há pequenos aumentos de temperatura, mais sementes … PubMed Central U.S.A., 2008, vol. Its aqueous extract (EDA) exhibits anti- photoaging in human skin cells, such as inhibition of MMPs, directly associated with extrinsic aging. Despite the odds, there are still plants that have evolved specifically to live in these conditions, and have thrived where no others have dared to go. Ozheredova, I.Yu. Press, 2000. One adaptation of D. antartica is that it expresses antifreeze proteins constitutively, which allow it to tolerate freezing temperatures 5. Soc., 2005, vol. Correspondence to Parnikoza, 2016, published in Ontogenez, 2016, Vol. Part of Springer Nature. 5, pp. konf. Article Alberdi, M., Bravo, L.A., Gutierrez, A., et al., Ecophysiology of Antarctic vascular plants, Physiol. Deschampsia antarctica Desv. Taras Shevchenko National University, ul. et al. in maritime Antarctic, Polar Sci., 2007, vol. Convey, P. and Smith, R.I.L., Responses of terrestrial Antarctic ecosystems to climate change, Plant Ecol., 2006, vol. 121–128. J. 9, pp. (Poaceae) (2n = 26) is one of the two vascular plants adapted to the harshest environment of the Antarctic.