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Komiljon Tojibaev,Farkhod Karimov,최혁재,최경,장창기 국립중앙과학관 2019 Journal of Asia-Pacific Biodiversity Vol.12 No.4
Lamyropappus is a monotypic genus in Asteraceae with the area to southwest part of Pribalkhash desert,deserts and mountains in the lower part of Naryn river basin. Since this genus is similar to Cirsium Mill., itwas described as C. schakaptaricum O. Fedtsch. & B. Fedtsch at the first time. Later, based on somecharacters of a flower, Lamyropappus has been become independent from Cirsium as a monotypic genus. The main habitats of this species located in Kyrgyzstan territory. Since the mid 1970’s, potential habitatsin Uzbekistan have been mastered and the populations of this species were not found during the fieldstudies. As a result of recently field studies, this genus was found in southern slopes of the Chatkal ridgewithin Uzbekistan territory in field study of Green Road Project Team. Hedysarum gypsaceum Korotkovais one of narrow endemics of Chatkal Range and known from only boundary area between Uzbekistanand Kyrgyzstan. The last time the species was collected from the territory of Uzbekistan in 1956. Accordingto the field surveys of 2015, the species is rare in the Uzbekistan part of the Chatkal range. In thispaper new information about population of Hedysarum gypsaceum is given.
Ten new records of vascular plants for the flora of Uzbekistan (Asteraceae)
Komiljon Sh. Tojibaev,Natalya Yu. Beshko,Avazbek R. Batashov,Farkhod I. Karimov,이동혁,Orzimat T. Turginov,Mansur X. Usmonov,Ulugbek H. Kodirov,Dilorom Tajeddinova 한국식물분류학회 2017 식물 분류학회지 Vol.47 No.3
Ten species of vascular plants newly recorded in Uzbekistan are presented. The first record of Anthemis ruthenica from the northern side of the Alay range is confirmed, and the species was found for the second time in a neighborhood of Tashkent as an alien. Carduus arabicus as a native plant in Central Asia is recorded for the first time from Western Pamir-Alay. Chondrilla brevirostris, C. macrocarpa, and C. phaeocephala are from the desert and adyrs zones. Crinitaria tatarica and Crepis mira collected from Western Tien-Shan are presented, Olgaea baldschuanica first recorded on the Babatag range of mountains as a subendemic species and Erigeron andryaloides from the Hissar range are reported here as among the flora of Uzbekistan. The former Centaurea apiculata Ledeb. was accepted as a synonym of C. scabiosa L. subsp. apiculata. All records were collected in different habitats of Uzbekistan. Taxonomic remarks, pictures and distribution maps for these species are provided.
Diversity and distribution of the genus Scrophularia L. (Scrophulariaceae) in Uzbekistan
Komiljon Sh. Tojibaev,Furkat O. Khassanov,Natalya Yu. Beshko,Dilarom M. Tajetdinova,Orzimat T. Turginov,Alexander N. Sennikov,Kae Sun Chang,오승환,장창기 국립중앙과학관 2020 Journal of Asia-Pacific Biodiversity Vol.13 No.1
This article presents a new checklist of Scrophularia in Uzbekistan. The synopsis includes 21 species; oneof them is national endemic, and seven species were newly recorded for Uzbekistan as a result of fieldcollecting missions, studies, and examination of Tashkent (TASH), St.-Petersburg (LE), Almaty (AA), andMoscow (MW) herbarium collections. The geographical distribution of Scrophularia in Uzbekistan wasmapped and analyzed. The identification key, a table of comparative diagnostic characters, nomenclaturaltypes, and ecological data are provided.
Komiljon Tojibaev,Farkhod Karimov,오병운,오승환,장창기 국립중앙과학관 2018 Journal of Asia-Pacific Biodiversity Vol.11 No.3
The composition of monocotyledonous geophytes of the Fergana Valley, one of the most densely populated regions of Middle Asia, consisting of 206 species, 27 genera, and 10 families was documented. Among them, four species were detected for the first time in the Uzbekistan flora and eight species were added to the composition of the mountain ridges surrounding the valley. The major families are Amaryllidaceae (84; 40.77%), Liliaceae (63; 30.58%), Iridaceae (22; 10.67%), and Asphodelaceae (13; 6.46%). The flora is dominated by the Mountain Middle Asian elements—136 species that are 67% of all monocotyledonous geophytes of the Fergana Valley. Forty-five species are endemic or subendemic species of the Fergana Valley. Twenty-two species of them are included in The Red Data Book of the Republic of Uzbekistan.
Two new records for the flora of Uzbekistan from south-west Tian-Shan
Tojibaev Komiljon,Farkhod Karimov,Ibrokhim Azimov,장계선,장창기 국립중앙과학관 2018 Journal of Asia-Pacific Biodiversity Vol.11 No.3
The Republic of Uzbekistan is a Central Asian country with rich native flora. The flora of Uzbekistan accounts more than 4,374 species of vascular plants, but the check-list is still incomplete because the result of field studies is still-found new species in the flora of the country. Several new records for Crassulaceae and Fabaceae families were found in 2015–2016. All cited species were found from boundary area with Kyrgyzstan Republic (south-west Tian Shan). Specimens of new records are stored in Central Herbarium of Uzbekistan (TASH) and Korea National Arboretum.
An updated checklist of Primula species (Primulaceae) in Uzbekistan
Komiljon Tojibaev,Farkhod Karimov,Furkat Khassanov,Alexander Sennikov,Mansur Usmonov 국립중앙과학관 2020 Journal of Asia-Pacific Biodiversity Vol.13 No.4
A taxonomic revision of the genus Primula in Uzbekistan is presented including a key, complete synonymy and distribution for all taxa with distribution maps. The present study has established the rich diversity of Primula species in Uzbekistan with a record total of 13 species. The species is recognized and grouped into seven sections. Most of the species (38%) belong to the section Cortusa. Two species, Primula pamirica and Primula pskemensis were recorded as a new species for the flora of Uzbekistan.
Suitable habitat prediction with a huge set of variables on some Central Asian tulips
Dekhkonov Davron,Asatulloev Temur,Tojiboeva Umida,Idris Sari,Tojibaev Sh. Komiljon 국립중앙과학관 2023 Journal of Asia-Pacific Biodiversity Vol.16 No.1
Tulipa (Liliaceae) is cultivated as an ornamental plant worldwide and its wild representatives hold valuable genetic resources for breeders are facing the effects of climate change in Central Asia like all of wild plant species. Therefore, the effects of climate change on two Central Asian species (T. korolkowii Regel and T. lehmanniana Mercklin) plus the current suitable habitat for two endemics (T. intermedia Tojibaev and J.J. de Groot, T. scharipovii Tojibaev) to Uzbekistan and one endemic (T. ferganica Vved.) to Ferghana Valley were investigated in the study. Because endemic species are valuable for any territory, we cannot trust a limited number of variables that are commonly used for modeling distribution of species. For that, 41 bioclimatic and ecologic variables were utilized in the investigation. The results showed that T. lehmanniana is a species most affected by climate change, while T. korolkowii appears low necessity for its conservation action. Tulipa ferganica mainly grows in some protected areas of Kyrgyzstan which cannot provide protection against climate change and this may help to mitigate its extinction caused by human-driven disturbance. Thus, the conservation implications of these results are discussed
Davron DEKHKONOV,Komiljon Sh. TOJIBAEV,Dilmurod MAKHMUDJANOV,나누리,Shukherdorj Baasanmunkh,Ziyoviddin YUSUPOV,최혁재,장창기 한국식물분류학회 2021 식물 분류학회지 Vol.51 No.3
Tulips are bulbous geophytes that have considerable commercial value worldwide. This genus primarily originated in the Tien Shan and Pamir-Alai mountain ranges, which surround the Ferghana Valley. The Ferghana Valley is home to five sections of the genus Tulipa L, represented by 23 taxa (22 species). However, there is a lack of detailed information about the distribution of Tulipa species in the natural geographic area of the Ferghana Valley. Therefore, to address this knowledge gap, we comprehensively investigated the spatial distribution of all Tulipa species in the valley. To assess the spatial distribution, the entire area was divided into 32 squares consisting of four latitudinal and eight longitudinal zones. The results showed that latitudinal zones B and C with 15 and 13 taxa, respectively, along with five longitudinal zones (A5, B3, B4, C2, and C3) with 5 to 10 taxa were hotspots for this genus. Additionally, the spatial distributions of the species in terms of the corresponding state borders, mountain ranges, endemism, and conservation issues were assessed. The findings of this study provide comprehensive information about the distribution of Tulipa species to assist with conservation initiatives ultimately to ensure the survival of various species.