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<article article-type="research-article" dtd-version="1.3" xmlns:mml="http://www.w3.org/1998/Math/MathML" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xml:lang="ru"><front><journal-meta><journal-id journal-id-type="publisher-id">bovesk</journal-id><journal-title-group><journal-title xml:lang="ru">Ботанический вестник Северного Кавказа</journal-title><trans-title-group xml:lang="en"><trans-title>Botanical Journal of the North Caucasus</trans-title></trans-title-group></journal-title-group><issn pub-type="ppub">2409-2444</issn><publisher><publisher-name>Федеральное государственное бюджетное учреждение науки Дагестанский федеральный исследовательский центр Российской академии наук</publisher-name></publisher></journal-meta><article-meta><article-id pub-id-type="doi">10.33580/24092444_2025_2_45</article-id><article-id custom-type="elpub" pub-id-type="custom">bovesk-64</article-id><article-categories><subj-group subj-group-type="heading"><subject>Research Article</subject></subj-group><subj-group subj-group-type="section-heading" xml:lang="ru"><subject>ОРИГИНАЛЬНЫЕ СТАТЬИ</subject></subj-group><subj-group subj-group-type="section-heading" xml:lang="en"><subject>ORIGINAL ARTICLES</subject></subj-group></article-categories><title-group><article-title>О находке белоцветкового Rhododendron ponticum (Ericaceae) в Cочинском национальном парке</article-title><trans-title-group xml:lang="en"><trans-title>On the discovery of white-flowered Rhododendron ponticum (Ericaceae) in Sochi National Park</trans-title></trans-title-group></title-group><contrib-group><contrib contrib-type="author" corresp="yes"><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Туниев</surname><given-names>Б. С.</given-names></name><name name-style="western" xml:lang="en"><surname>Tuniyev</surname><given-names>B. S.</given-names></name></name-alternatives><bio xml:lang="ru"><p>Туниев Борис Сакоевич, доктор биологических наук, ведущий научный сотрудник</p><p>Кабардино-Балкарская республика, 360051, г. Нальчик, ул. И. Арманд, 37 а</p></bio><bio xml:lang="en"><p>Tuniyev Boris Sakoevich, Doctor Sci. of Biological Sciences, Leading Researcher</p><p>Kabardino-Balkaria Republic, 360051, Nalchik, I. Armand 37</p></bio><email xlink:type="simple">btuniyev@mail.ru</email><xref ref-type="aff" rid="aff-1"/></contrib><contrib contrib-type="author" corresp="yes"><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Тимухин</surname><given-names>И. Н.</given-names></name><name name-style="western" xml:lang="en"><surname>Timukhin</surname><given-names>I. N.</given-names></name></name-alternatives><bio xml:lang="ru"><p>Тимухин Илья Николаевич, доктор биологических наук, действительный член ГОО «Сочинское географическое общество»</p><p>354024, г. Сочи, проспект Курортный, 113</p></bio><bio xml:lang="en"><p>Timukhin Ilya Nikolaevich, Doctor Sci. of Biological Sciences, Full member of the CPO “Sochi Geographical Society”</p><p>354024, Sochi, avenue Kurortny, 113</p></bio><email xlink:type="simple">timukhin77@mail.ru</email><xref ref-type="aff" rid="aff-2"/></contrib></contrib-group><aff-alternatives id="aff-1"><aff xml:lang="ru"><institution>Институт экологии горных территорий им. А.К. Темботова РАН</institution><country>Россия</country></aff><aff xml:lang="en"><institution>Tembotov Institute of Ecology of Mountain Territories RAS</institution><country>Russian Federation</country></aff></aff-alternatives><aff-alternatives id="aff-2"><aff xml:lang="ru"><institution>ГОО «Сочинское географическое общество»</institution><country>Россия</country></aff><aff xml:lang="en"><institution>CPO “Sochi Geographical Society”</institution><country>Russian Federation</country></aff></aff-alternatives><pub-date pub-type="collection"><year>2025</year></pub-date><pub-date pub-type="epub"><day>21</day><month>02</month><year>2026</year></pub-date><volume>0</volume><issue>2</issue><fpage>45</fpage><lpage>49</lpage><permissions><copyright-statement>Copyright &amp;#x00A9; Туниев Б.С., Тимухин И.Н., 2026</copyright-statement><copyright-year>2026</copyright-year><copyright-holder xml:lang="ru">Туниев Б.С., Тимухин И.Н.</copyright-holder><copyright-holder xml:lang="en">Tuniyev B.S., Timukhin I.N.</copyright-holder><license xml:lang="ru" license-type="creative-commons-attribution" xlink:href="https://creativecommons.org/licenses/by/4.0/" xlink:type="simple"><license-p>Данная работа распространяется под лицензией Creative Commons Attribution 4.0.</license-p></license><license xml:lang="en" license-type="creative-commons-attribution" xlink:href="https://creativecommons.org/licenses/by/4.0/" xlink:type="simple"><license-p>This work is licensed under a Creative Commons Attribution 4.0 License.</license-p></license></permissions><self-uri xlink:href="https://bovesk.elpub.ru/jour/article/view/64">https://bovesk.elpub.ru/jour/article/view/64</self-uri><abstract><p>На территории Сочинского национального парка в Западном Закавказье выявлена уникальная популяция рододендрона понтийского (Rhododendron ponticum L.), в которой среди типично пурпурнои сиренево-фиолетово-окрашенных экземпляров на площади 0.3 га произрастает компактная разновозрастная группа растений с белыми цветками. Приведены сведения о биотопе, численности белоцветковых экземпляров и видовом составе окружающей растительности. Проведено сравнение с окраской цветков всех видов и нотовидов рода, произрастающих в Кавказском экорегионе.</p></abstract><trans-abstract xml:lang="en"><p>A unique population of Rhododendron ponticum L. has been discovered in the Sochi National Park in Western Transcaucasia. Among the typically purple and lilac-violet-colored specimens, a compact group of plants of different ages with white flowers grows over an area of 0.3 hectares. Information is provided on the biotope, the number of white-flowered specimens and the species composition of the surrounding vegetation. A comparison was made with the flower colours of all species and notospecies of the genus growing in the Caucasus ecoregion.identifying species and a map of distribution in Russia and adjacent regions are given</p></trans-abstract><kwd-group xml:lang="ru"><kwd>Rhododendron ponticum L.</kwd><kwd>белоцветковые экземпляры</kwd><kwd>Черноморское побережье Сочи</kwd><kwd>Кавказ.</kwd></kwd-group><kwd-group xml:lang="en"><kwd>Rhododendron ponticum L.</kwd><kwd>white-flowered specimens</kwd><kwd>Black Sea coast of Sochi</kwd><kwd>Caucasus.</kwd></kwd-group></article-meta></front><back><ref-list><title>References</title><ref id="cit1"><label>1</label><citation-alternatives><mixed-citation xml:lang="ru">[Aleksandrova] Александрова М. С. 1975. Рододендроны природной флоры СССР. М.: 111 с.</mixed-citation><mixed-citation xml:lang="en">Aleksandrova M. S. 1975. Rododendrony prirodnoy flory SSSR [Rhododendrons of Wild flora of the USSR]. M.: 111 p. 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