Yuriy Kobiv

• Dr. Sci.
• Research Associate at Institute of Ecology of the Carpathians, National Academy of Sciences of Ukraine, Lviv

Based on our thorough analysis of bibliographical and herbarium data and field surveys of historical and existing localities of Ligularia sibirica, a detailed map of its distribution in Europe is presented, which significantly supplements and clarifies the previous information, particularly concerning Ukraine, Poland, and partly Russia. The distrib...

The monograph presents the results of studies on the characteristics of structure, dynamics, reproduction, performance and other properties in populations of rare species of flora and fauna in the high-mountain zone of the Ukrainian Carpathians under unfavorable living conditions. Transformational changes in the high-mountain communities are descri...

The article unravels the issue of the supposed occurrence of a narrow-range species Alopecurus laguriformis Schur ex Griseb. & Schenk in Ukraine. The study shows that this information originated from Zapałowicz's (1889, 1906) publications based on wrongly determined specimens of A. pratensis. Revision of literature and herbarium data as well as fie...

The presented 13th part of the series includes 22 new records of vascular plants from the territory of Central Europe. In Hungary, 5 species, Clerodendrum trichotomum, Morus indica, Oenanthe banatica, Rumex confertus and Torilis nodosa are mentioned. Single findings of alien Panicum virgatum in Poland as well as Euphorbia lathyris in Romania were r...

The presented 12th part of the series includes twelve new records of vascular plants from Poland, Slovakia and the Ukrainian Carpathians. In Poland, two alien species, Ficus carica and Geranium rotundifolium are mentioned. New localities of Angelica archangelica, Primula halleri and Ranunculus thora were recorded in the Ukrainian Carpathians. New a...

The presented 11 th part of the series includes 15 new records of vascular plants from Hungary, Slovakia and Ukrainian Carpathians. In Hungary, second country record of Rapistrum rugosum, Amaranthus emarginatus subsp. emarginatus and Pyrus betulifolia were reported. In Slovakia, new localities of Lathyrus hirsutus and seven alien Euphorbia maculata...

The presented 10 th part of the series includes fifteen new chorological records, one from Czechia, two from Hungary, three from Poland, five from Slovakia and four from the Ukrainian Carpathians. In Czech Silesia, Arum maculatum, considerably remote from the species continuous distribution area, was found. In Hungary, spreading of Geranium sibiric...

The monograph presents the results of assessment and prediction of the status of natural biosystems of different organization levels in the territory of Western Polissya, Volyn-Podillya and the Carpathians under current climate change. Characteristics of climate change in the region were described as well as its effect on biodiversity of entomofaun...

The presented ninth part of the series includes twelve new chorological records, one from Poland, one from Romania, two from Slovakia and eight from Ukraine. New locality of regionally invasive species Erechtites hieraciifolius in Poland was recorded. In Slovakia, two aliens were reported, Vinca major and Persicaria capitata which is a new alien sp...

The first records of Calamagrostis purpurea , an apomictic wetland grass species with a Euro-Siberian, predominantly boreal distribution, are reported for the Carpathians. This significantly expands the species’ range in Central Europe eastwards from the known localities in Austria and Czechia. Due to in situ finds and revision of the herbarium vou...

The monograph presents the results of studies on the characteristics of structure, dynamics, reproduction, performance and other properties in populations of rare species of flora and fauna in the high-mountain zone of the Ukrainian Carpathians under unfavorable living conditions. Transformational changes in the high-mountain communities are descri...

Вивчено індивідуальні (висоту генеративного пагона, довжину сегментів кореневища та їхню кількість на осі наростання) і групові параметри (проєктивне покриття, щільність імматурних особин, генеративних і вегетативних пагонів) клонального високотравного виду – Rumex alpinus у популяціях, що перебувають на різних стадіях антропогенної сукцесії в Карп...

Effective conservation of biodiversity should build on a strong basis of taxonomic and spatial distribution knowledge. The Carpathian Mountains, an iconic centre of biodiversity in temperate Europe, harbour a remarkable number of endemic vas-cular plants. Current knowledge on their taxonomic status, spatial distribution and genetic diversity is, ho...

Effective conservation of biodiversity should build on a strong basis of taxonomic and spatial distribution knowledge. The Carpathian Mountains, an iconic centre of biodiversity in temperate Europe, harbour a remarkable number of endemic vas-cular plants. Current knowledge on their taxonomic status, spatial distribution and genetic diversity is, ho...

Spatio-temporal trends in distribution and population size of Achillea lingulata (Asteraceae), a high-mountain tall-herb species, are analyzed in the Ukrainian Carpathians. These shifts have been revealed due to comparison of the historical literature and herbarium records with the current species distribution, as well as by the long-term monitorin...

In this paper we present the flora of Bili Skeli (White Cliffs) Massif. This site is the southernmost group of limestone cliffs in the Ukrainian Carpathians, situated in the montane forest belt in the headwaters of the Bilyi Cheremosh River (Verkhovynskyi National Nature Park, the Chyvchyny Mts.). These cliffs harbour rare calcareous saxicolous spe...

North-central part of the Svydovets Mts with adjacent upper Chorna Tisa river basin belongs to the most preserved and less disturbed mountain ecosystems in the Ukrainian Carpathians characterized by high biotic and landscape diversity. This area has been highly threatened lately because of the construction of a large recreation ski and spa resort "...

Population trends in rare alpine plant species in the high-mountain zone of the Ukrainian Carpathians are described with regard to the types of habitats where they occur. Populations of cold-adapted species confined to snowbeds, alpine screes, poorly vegetated rocks, and the highest ridges, as well as mires and springs, are very vulnerable to clima...

Historical records on distribution of Luzula spicata in the Ukrainian Carpathians from past publications and herbarium specimens were analyzed. This arctic-alpine species formerly occurred at the uppermost elevations in three mountain massifs: the Chornohora, Marmarosh and Chyvchyny Mts. It was confined to acidic sandstone and conglomerate rocks on...

North-central part of the Svydovets Mts with adjacent upper Chorna Tisa river basin belongs to the most preserved and less disturbed mountain ecosystems in the Ukrainian Carpathians characterized by high biotic and landscape diversity. This area has been highly threatened lately because the construction of a large recreation ski and spa resort “Svy...

The study is focused on the consequences of massive unintentional fire in the sub¬alpine zone on Mt. Hoverla in the Chornohora Mts, Ukrainian Carpathians. Dwarf shrubs (Vaccinium spp.) and especially shrubs (Juniperus communis subsp. alpina) and saplings of Norway spruce (Picea abies) proved to be most vulnerable to fire. Dominant graminoids (Calam...

Досліджено наслідки масштабної ненавмисної пожежі в субальпійській зоні на г. Говерла у Чорногорі в Українських Карпатах. Чагарнички ( Vaccinium spp.), а особливо чагарники ( Juniperus communis subsp. alpina ) і підріст смереки ( Picea abies ), виявилися найвразливішими до випалювання. Домінантні представники злакових і ситникових ( Calamagrostis v...

Cold-adapted plant species in mountainous areas all over Europe are affected by contemporary climatic changes. This study presents a comparison of past and present distribution of rare alpine species in the high-mountain zone of the Ukrainian Carpathians, as well as trends in their monitored populations. Cold-adapted species proved to be the most v...

The article presents the results of multiple surveys of habitats of rare plant species in the Marmarosh Mts, Ukrainian Carpathians, and depicts their exact location and population parameters. Along with the analysis of earlier literature and herbarium data, this enabled to reveal some spatio-temporal patterns in their distribution, namely habitat c...

Avena laevigata Schur (1860: 72) belongs to the taxonomically difficult group of perennial oats whose phylogenetic relationships, systematics, and nomenclature have been reconsidered many times (Holub 1958, 1962, Gervais 1973, Röser 1989, Lange 1995, Conti et al. 2005, Röser et al. 2009, Romero-Zarco 2011). It is affiliated with the generic name Av...

History of research on the rare plant species of the Ukrainian Carpathians is described during the period from XIX century till the Word War II. Achievements of the representatives of different scientific schools, which worked in the region, are characterized. Their studies advanced from determining the specific composition of the flora, defining i...

Saxifraga aizoides L. is endangered in the Ukrainian Carpathians. It became extinct in the Chyvchyny Mts and its only remaining metapopulation in the Chornohora Mts is in gradual decline. The paper gives the exact location, morphological characters, population parameters and habitat conditions of the species in the Chornohora locality, and briefly...

The name Chrysanthemum zawadzkii Herbich is typified by the illustration published in the protologue, and epitypified by the specimen collected in 1832 by F. Herbich in the Pieniny Mts, Western Carpathians, and stored at the herbarium of the Ivan Franko National University of Lviv (LW). The original spelling of the species epithet is clarified.

Metapopulation organization is peculiar mostly to short-lived rare taxa (Pedicularis oederi Vahl, Tozzia alpina L. subsp. carpatica (Woł.) Dostál) and stenotopic plants confined to localities with special ecological and coenotic conditions, e.g. rocks (Achillea oxyloba (DC.) Schultz Bip. subsp. schurii (Schultz Bip.) Heimerl, Draba siliquosa M. Bie...

Analysis of the protologue of Aquilegia transsilvanica Schur, examination of its lectotype and the herbarium material that represents the genus Aquilegia L. in the Ukrainian Carpathians showed that the species does not occur in the region. Information in some Ukrainian and Russian publications about the occurrence of A. transsilvanica in the Chyvch...

Effective population recruitment of many rare plant species in the Ukrainian Carpathians requires suitable microhabitats, i.e. small sites where ecological and coenotic conditions are favourable for germination and establishment of seedlings. These are mostly mossy patches for riparian hygrophytes, small crevices or cavities for chasmophytes, gaps...

The Ukrainian Carpathians are the region where a large number of rare species are represented by peripheral populations. The major groups of species having geographically peripheral populations are defined, and patterns of their distribution are analyzed. Peculiarities of ecologically peripheral populations occuring on the uppermost and lowermost l...

The main types of habitats of rare plant species in the Ukrainian Carpathians are described. These species are restricted mostly to the sites with special ecological conditions, geological structure or landforms, namely high-mountain, rocky, marshy and spring sites. A considerable number of rare species is confined to calcareous bedrock. Stenotopic...

A review of various aspects of the problem of rarity applied to rare species of vascular plants in the Ukrainian Carpathians is presented. Forms (according to D.S. Rabinowitz, 1981) and types of species rarity referring to the area of their distribution, ecological requirements and population numbers, as well as natural and anthropogenic causes, ar...

Geographic location of the habitats of rare and endangered species in the northern part of the Svydovets Mountains was presented. Their ecological relation to certain types of biotopes was determined. State and dynamics of populations was evaluated. Patterns of their distribution, as well as the level and factors of threat were analyzed. Current tr...

The literature review on the impact of global warming on distribution of cryophilous plant species in the high-mountain zone of Europe is presented. On the basis of numerous examples of oligothermic species habitat extinction in the alpine zone of the Ukrainian Carpathians a conclusion is drawn that climate change contributes significantly to their...

A locality of Erigeron atticus on the rocks of Dantsyr Mt. In the Chornohora Range is confirmed. The species has not been reported in the main Ukrainian floristic compendia. Exact location and coenotic conditions of the locality are presented. The taxonomic position and morphological characters of E. atticus are analyzed and population parameters d...

The northern part of Ukrainian-Romanian frontier area of the Chyvchyny Mts. was examined, which is the site of distribution of a number of rare, endangered and endemic species of plants. Their relation to specific ecological and coenotic habitat conditions was revealed. State and main parameters of their populations, trends in the changes and facto...

A new find of Saussurea porcii is reported from the Svydovets Mountains, Ukrainian Carpathians. It occurs on two adjacent wet calciferous sites in the stream valley between Troyaska and Tataruka Mts. at the altitude about 1300 m a.s.l. Exact location and coeno-tic conditions of the localities are described, as well as main population and individual...

A locality of Sempervivum marmoreum is reported from the Ukrainian Carpathians. The species has not been reported in the main Ukrainian floristic compendia. It occurs on Kobyla Mt. in the southern part of the Svydovets Range, Rakhiv District, Transcarpathian Region. Exact location and coenotic conditions of the site are presented. Morphological cha...

А new find of Ligularia sibirica is reported from the Chornohora Mts., which is the first record for that region and for Transcarpathia. Its exact location is given оn the mар. Ontogenetic characteristics, population parameters and some conservation considerations are presented. Тhe population is highly vital, numbers about 1500 flowering individua...

Location, floristic composition and habitat conditions of 15 calciferous headstream localities in the Chornohora Mts are presented. These sites contain rare and endangered calciphilous plant species and markedly differ from their acidic surrounding. They can be treated as very specific isolated "habitat islands" with notable biodiversity that deser...

The compendium contains about 40 thousand Ukrainian names of vascular plants. There are numerous vernacular names taken from publications and collected by questioning the population. Literature sources and regions of the names’ origin are given. On the basis of their prevalence a system of Ukrainian scientific names was formed that includes less fo...

Ten localities of Pedicularis oederi Vahl from the Chornohora Mts (Ukrainian Carpathians) are described and mapped. They represent the only remaining metapopulation of the species in the region. The life history and population parameters of the species are depicted, and habitat characteristics are given. Grazing is regarded as the main threat to th...

Ten native populations of Cortusa matthioli L. are described from the Chornohora Mts, the Ukrainian Carpathians. Most of the localities are reported for the first time. Nine of the stations contain C. matthioli subsp. sibirica (Andraz.) E. I. Nyarady which is restricted to wet stream-related calcareous habitats. One rock population belongs to the e...

Geum montanum L. is distributed on the highest ranges of the Ukrainian Carpathians, in particular in the Chornohora and the Chyvchyn mountains. Ontogeny of the species is described. In general, there is no strict ontogenetic path from the seedling through virginile, generative and postgenerative periods to death. Generative ability is not a consist...

The population of Callianthemum coriandrifolium Reichenb. (Ranunculaceae) – a new species for flora of Ukraine is described. It was recently found in the Chornohora mountain crest in the Carpathians. The number of populations is low (680 mature individuals), the part of generative group in its age structure is scarce (7,8 %). Density of individuals...

Ecological and coenotic demands of Arnica montana L. have been studied. Species ontogeny, structure of populations in the whole region of the Ukrainian Carpathians have been described. Characteristics of the species behavior under different conditions have also been revealed. The highest number and viability of A. montana are observed in the middle...

Main indices of organic matter dynamics are studied in the nitrophilic community of Rumicetum alpini, which is located in the subalpine belt of the Carpathians and composed of different herbaceous species. The data on seasonal changes in the organic matter stock are presented proceeding from its main blocks (above-ground and under-ground phytomass)...