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Posters Biodiv. Res. Conserv. Supplement 1, 2014 BRC www.brc.amu.edu.pl Expansion of adventive plant species in Velykodobron`skiy Reserve (Transcarpathia, Ukraine) Eva Andrik, Erzsébet Kohut & Andrea Keresztyén II. Rákóczi Ferenc Transcarpathian Hungarian Institute, 90202 Berehovo 6 Kossuth Square Ukraine, e-mail: [email protected], kohute@ kmf.uz.ua, [email protected] Velykodobron`skiy Reserve, of state value as a part In the investigated territory, the most aggressive spe- of Regional Landscape Park “Prytysyansky”, is located cies were: Helianthus tuberosus (projective cover about in the floodplain of the lower reaches of the Lato- 70 %), Fallopia japonica (up to 60%) and Heracleum ritsa River in the Transcarpathian Lowland. In this sosnovskyi (up to 50%), species that were distributed site, the vegetation is formed by floodplain forests in willow-poplar floodplain forests,Conyza canadensis and meadows, providing habitat for a number of rare (up to60%) and Erigeron annuus (up to 60%) in defores- plant species (Fritillaria meleagris, Leucojum vernum, ted areas, and Helianthus tuberosus (up to 50%) along L. aestivum etc.). Such rare environment types as the the banks of canals. No invasive species were found riparian natural willow-poplar and alluvial oak-elm-ash in the oak-hornbeam forests. Almost in all the habitat forests and alluvial meadows of river valley are pro- types, with the exception of only one, the presence tected here. In 2013, sites of Chomonyn forest tract situ- of Acer negundo, Conyza canadensis and Erigeron ated in close proximity to the village of Velykiy Dobron annuus was noted. were studied. The aim of the studies was to establish Acer negundo invasion to the most valuable habitats the participation of invasive and potentially invasive such as flood meadows leads to a significant transfor- alien plant species in communities of different habitat mation of this vegetation; the species is noted in all types in the Reserve. the floors of plant communities. Afforestation of the In the studied area, 9 habitat types were identified: meadows leads to shading and changes in the floristic oak-hornbeam forests, oak-elm-ash alluvial forests, wil- composition of the grass layer. Most alien species were low-poplar floodplain forests, willow thickets, planted observed along the canals, 11 species of different cover forests, alluvial meadows, banks of canals, dams and were growing there, and this was the only habitat where deforested areas. In these habitats, 14 species of alien Asclepias syriaca thickets were found. plants were identified that pose a threat to the vegetation Thus, we can conclude that invasions of alien plant of these biotopes: Acer negundo, Ambrosia artemisiifo- species occurred not only in anthropogenically trans- lia, Asclepias syriaca, Conyza canadensis, Echinocystis formed areas of the reserve, but also far away from lobata, Erigeron annuus, Fallopia japonica, Helianthus the settlements of the reserve tract; however, in certain tuberosus, Heracleum sosnovskyi, Parthenocissus quin- proximity to the canals within the tract. quefolia, Robinia pseudo-acacia, Solidago canadensis, Solidago gigantea, Xanthium italicum. ©Adam Mickiewicz University in Poznań (Poland), Department of Plant Taxonomy. All rights reserved. 36 Posters The emergence of new localities of Orobanche bartlingii Griseb. in the Silesian-Cracow Upland as a result of the spreading of Libanotis pyrenaica (L.) Bourgh. due to changes in land use Beata Babczyńska-Sendek, Agnieszka Błońska & Izabela Skowronek Department of Geobotany and Nature Protection, Faculty of Biology and Environmental Protection, University of Silesia, Jagiellońska 28, 40-032 Katowice, Poland, e-mail: [email protected], [email protected], [email protected] During the last few decades, many cultivated fields Orobanche bartlingii parasitized Libanotis pyrenaica. and grazed grasslands have disappeared in the Silesian- The first report of its occurrence in Poland (Ojców Cracow Upland. Therefore, abandoned lands occupy National Park) was published in 2001. Then, the next now a large area there. As a result of these changes, some information about the occurrence of this plant in other plant species have significantly increased the area of oc- parts of the Cracow-Częstochowa Upland, the Sile- currence. Libanotis pyrenaica is one of them. In many sian Upland as well as the Kielce Upland appeared places it begins to behave like an expansive species. in literature. In recent years, in the area of the Silesian In the Cracow-Częstochowa Upland Libanotis py- and Cracow-Czestochowa Upland, further stands of O. renaica occurred mainly in open rock grasslands. After bartlingii were found. This led to the conclusion that the cessation of grazing, it spread on slopes of hills currently this parasitic plant was spreading in the Pol- and in many places created huge phytocoenoses. It pen- ish Highlands due to frequent and abundant occurrence etrated also fallow lands at the foot of the hills and often of Libanotis. As an anemochory species, it can spread formed extensive phytocoenoses there. In the Silesian over long distances. Upland, L. pyrenaica occurred only in mesoregions The relevés made in phytocenoses with the par- where Triassic limestones were a substrate. The area ticipation of Libanotis pyrenaica and Orobanche of patches with mass share of this plant was usually bartlingii (xerothermic grasslands, abandoned fields huge, the largest could be found in the eastern part and roadsides) allowed us to perform their floristic of the Tarnowskie Góry Ridge, south-east of Katowice characteristics. The analysis of Ellenberg indicator Steelworks. They developed here on fallow lands, values showed that patches differed in terms of the ungrazed grasslands, railway embankments as well share of species with different soil moisture, fertility as on roadsides. Recently, L. pyrenaica spread also and pH requirements. The ordination of relevés on the in the central part of the Tarnowskie Góry Ridge, where DCA diagram showed that the floristic composition it especially occupied abandoned fields and sometimes of these phytocoenoses was also determined by differ- entered xerothermic grasslands. ences in local species pool. Biodiv. Res. Conserv. Supplement 1, 2014 37 The synanthropic flora of Człuchów against anthropogenic indexes Wanda Bacieczko & Agnieszka Borcz Department of Meteorology and Landscape Architecture, West Pomeranian University of Technology, Jana Pawła VI 3A, 71-459 Szczecin, Poland, e-mail: [email protected], [email protected] Examinations concerning the synanthropic flora forms. Perennials were the most numerous group among of the built-up areas (cities, towns, smaller settlements) them (42.2% of the whole flora). Analysis concerning are characterized by the long-lasting tradition. They sociological-ecological spectrum showed domination have been the object of interest of naturalists for many of phytosociological affinity species (360 species, years and the process of synanthropization has been 94.9%). The other 19 taxons (5.1%) were without the subject of many examinations of botanists. phytosociological rank. Groups belonging to classes The aim of the study was to identify the entire flora representing anthropogenic geographical-historical of Człuchów vascular plants and to show its charac- groups of the examined flora showed domination of the teristics. Observations and field research of Człuchów autochtonic species – 288 taxons were found (75.9% vascular flora were conducted during the vegetation of the whole flora). Apophytes represented 44.8% period in years 2008-2011 using the itinerary method. among them; however, nonsynanthropic spontaneo- Floristic data, their different analyses and classifications phytes represented 31.1%. Species of allochthonous were the materials of this article. All taxons except those origin (anthropophytes) were found relatively seldom cultivated were analyzed. Also indexes of anthropo- (91 species – 24.1% of the whole flora). In connection genic changes of the flora were calculated. with predominant number of synanthropic spontaneo- 550 species of vascular plants and 53 cultivars were phytes in the flora of Człuchów, the level of apophytiza- identified in the area of Człuchów. They represented tion of the spontaneophytes reached 59.0%. It affected 2 divisions, 4 classes, 98 families and 342 genera. high indexes of the total synanthropization (68.8%) Seed plants were a dominant group – 545 taxons and of the permanent synanthropization (67.4%) (99.1%). On the basis of analysis of the examined flora and it also showed anthropogenic changes at the level regarding Raunkiaer life forms, dominant participa- of flora and its adaptations shown as progressive syn- tion of hemicryptophytes representing 44.8% of the anthropization. Considerable habitat and phytocoe- whole flora (170 species) was shown. Also terophytes notic diversity and also low degree of anthropopressure were a numerous group (81 species – 21.3%). Forms of some areas of Człuchów affected its floristic richness of sprouts lasting are connected with the spectrum of life and biodiversity. 38 Posters Kenophytes in the flora of vascular plants at the edges of the complexes of fish ponds in the northern part of the Oświęcim Basin Monika Beszczyńska-Padło Jagiellonian University, Faculty of Biology and Earth Science, Institute of Botany, Department of Plant Taxonomy, Phytogeography and Herbarium, Kopernika 27, 31-501 Kraków, e-mail: [email protected]

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