Study of the morphological and anatomical structure and establishment of diagnostic signs of the aboveground part of the Sakhalin (giant) knotweed (Reynoutria sachalinensis (F. Schmidt) Nakai)

• Main Authors: Алрікабі, Абдулраззак Ясір, Процька, Вікторія, Журавель, Ірина
• Format: Article in Journal/Newspaper
• Language: Ukrainian
• Published: State organisation "Mechnikov Institute of Microbiology and Immunology of NAMSU" 2021
• Subjects: Sakhalin
• Online Access: http://journals.uran.ua/ami/article/view/245530

Introduction. Reynoutria sachalinensis (F. Schmidt) Nakai belongs to the plant family Polygonaceae Juss., which is native to the Far East. Reynoutria sachalinensis (F. Schmidt) Nakai is grown in Ukraine, as an ornamental, fodder and honey plant. It is also considered an invasive plant. According to the literature, the aerial part of the Reynoutria sachalinensis (F. Schmidt) Nakai accumulates flavonoids, stilbenes, anthracene derivatives, coumarins, hydroxycinnamic and amino acids, minerals elements, vitamins, alkaloids, essential oil, phytoestrogens and tannins. In traditional medicine of Asia Reynoutria sachalinensis (F. Schmidt) Nakai is used to treatment burns, gallstones, hepatitis and osteomyelitis, carbuncles, toothache, arthralgia, amenorrhea, jaundice, cough, hemorrhoids, heartburn, tumors, hypertension, bleeding. The rich chemical composition and wide use in traditional medicine indicate the prospects for the development of drugs based on Reynoutria sachalinensis (F. Schmidt) Nakai. However, for its full application in medicine, a necessary condition is the availability development of draft monograph for medicinal herbal drugs of Reynoutria sachalinensis (F. Schmidt) Nakai, prescribed by the SPhU. The format of monographs on medicinal herbal drugs provides for the establishment of criteria for identification of medicinal herbal drugs, including specific macro- (Identification A) and microscopic (Identification B) diagnostic features. Materials and methods. Using of conventional methods of light microscopy, the morphological and anatomical structure of the aboveground part of Reynoutria sachalinensis (F. Schmidt) Nakai. was studied and its main macro- and microscopic diagnostic features were established. Results and discussion. The main macroscopic diagnostic features of the aboveground part of the Reynoutria sachalinensis (F. Schmidt) Nakai. (Identification A) include the presence of pubescence on leaf blades; extrafloral nectaries at the base of petioles in the form of brown spots and notches. The ...