Maciej Kozak

private person

Type material and additional collections of 11 taxa of Gautieria described in Europe and North Africa have been studied, namely G. dubia, G. graveolens, G. morchelliformis var. globispora, G. morchelliformis var. magnicellaris, G. morchelliformis var. morchelliformis, G. morchelliformis var. stenospora, G. otthii, G. pseudovestita, G. retirugosa, G...

Tuber wenchuanense ascomata (Ascomycota, Pezizales), a species originally described from Sichuan (China), were found in the Tatra Mountains in southern Poland. The purpose of this work was to (i) report and assess the first case of the holarctic natural distribution of a Tuber species, (ii) amend the original description of the species, (iii) summa...

Investigations carried out in recent years have provided new data on the localities of some rare hypogeous fungi in Central Europe. In this study, we present new localities of Leucangium carthusianum , Melanogaster luteus , and Rhizopogon melanogastroides , two of which are new for Poland. Sporocarps of L. carthusianum were found in seven new local...

The Tatras are the highest mountains in central Eastern Europe, divided between Poland and Slovakia. They are a biodiversity hotspot, with ~1400 vascular plant species. Botanical research in these mountains dates back to the 18th century, but the most significant progress in recognition of the flora of the Tatras occurred in the late 19th and the 2...

Plantago maritima is a rare and endangered species in Poland. It grows mainly in saline natural and semi-natural communities along the Baltic Sea coast. There are 50 known localities of the species in this area, located in 30 units of the ATPOL cartogram. Until now, one synanthropic locality situated on roadside in the Jasło-Sanok Basin was known....

In 2013 and 2018, the occurrence of alien Dittrichia graveolens was confirmed within 126 road sections (1-kilometre) of the A4 highway in the Lower Silesian Province and Silesian Province, south-western Poland. During five years the increase in abundance has been recorded within 50 sections (52.1%), a decrease within 11 sections (11.5%), whereas wi...

Mucorales (Mucoromycota) are well known as saprotrophs. However, in 2016, two new species of Mucor, namely M. rudolphii and M. lilianae, were described as endoparasites of hypogeous basidiomata from the genus Hysterangium. This article presents the new data on localities of M. rudolphii in Central Europe, recorded in recent years, along with new da...

Predicting the composition and function of microbial communities at a bio-geographical scale, across ecosystems, is challenging. We compared six abandoned fields to six meadows to see whether soil microbial community structure and activity are more similar within the ecosystem type than between the types. We implemented bacteria and fungi phylogene...

The paper reports a preliminary study of fungal species diversity on 28 permanent plots in lime-hornbeam, riparian, ałder, fresh coniferous and marshy coniferous forests in the Biatowieia Forest, aimed at assessing the diversity of agaricoid, boletoid and hypogeous fungi in various plant communities and under different levels of protection. Long pe...

Epipactis microphylla is a rare species in Poland, known so far from only 14 localities in the southern part of the country. In 2014 a new station was found near Grzymałów village on the Wyżyna Miechowska upland (Fig. 1). There it grows in a very shaded patch of oak-hornbeam forest (Tilio cordatae-Carpinetum betuli) almost devoid of an herb layer....

The Gorce Mts. is a typical range for the northern part of the Carpathians in respect to geology, climate, topography, flora, and vegetation. The knowledge of fungi occurring in this region has been strikingly low and only 435 species of macrofungi have been known from this area until now. The aim of this monograph is to fill this gap. The Gorce Mt...

Third cartographic part of the "Atlas pokrycia terenu i przewietrzania Krakowa [=Land Cover and Ventilation Atlas of Cracow]".

Fourth cartographic part of the "Atlas pokrycia terenu i przewietrzania Krakowa [=Land Cover and Ventilation Atlas of Cracow]": Three remaining maps (1 : 100,000 scale). The 1st map shows the spatial distribution of the city areas into 5 categories with different natural value (mainly based on plant communities). The 2nd and 3rd map show (in the fi...

Background and aims European farmland has been abandoned at an unprecedented rate over the last few decades, resulting in an increase of the area of fallows and a decrease in plant diversity in meadows. This work was aimed at determining whether differences in the persistence and plant diversity of the two ecosystem types, similar in plant biomass...

The montane glades in the Polish Carpathians were created centuries ago and have lasted mainly as a result of mowing and grazing. The observed abandonment of traditional methods of tillage in the last century led to adverse changes in vegetation cover, including a decrease in floristic diversity and the disappearance of many plant species and assoc...

21st Exhibition of Fungi of the Białowieża Forest was held on September 19-20, 2015 in Education Center of the Białowieski National Park. Fruiting bodies of merely 103 fungi species were presented because of the prevailing drought in the area. As every year, the organization of the exhibition provided an opportunity to collect new data on mycobiota...

Hypogeous fungi are often neglected in the research on the macroscopic fungi because of their specific ecology. The research carried out in the two montain ranges in Western Carpathians was the first project on diversity of this group of fungi on the local scale. The results presented will concentrate on: (1) the species diversity of hypogeous fung...

The investigations presented here were carried out in years 2013-14, in a Molinietum caeruleae meadow with interrupted plant cover caused by animal activity (patch I); abandoned Molinietum caeruleae meadows with untouched plant canopy, dominated by species with considerable height of the above-ground parts (patches II-VI); as well as the edge (patc...

The research was carried out in the Jaszcze and Jamne catchments (area of 11.39 km2 and 8.95 km2, respectively) in the Gorce Mountains (the Western Polish Carpathians). Analysis of aerial photographs from the period 1954–2009 shows that land use and land cover changes in both catchments have intensified since the economic transformation of 1989. Ch...

The paper presents current list of vascular plants of the Gorce National Park (the Gorce Mts, Western Carpathians). It is based on previous publications, unpublished data available in the GPN archive and field investigations carried out mainly in the years 2013–2014. The list contains 586 native species and established anthropophytes, including 65...

gierałt, K. 2014. Orchis ustulata (Orchidaceae) rediscovered in the Gorce Mts (Western Carpathians). Fragmenta Floristica et Geobotanica Polonica 21(1): 41–47. Kraków. PL ISSN 1640-629X. abstract: The paper presents new localities of Orchis ustulata found in the Gorce Mts in the years 2012–2013. The distribution of this orchid within the Polish Car...

The paper presents new localities of Orchis ustulata found in the Gorce Mts in the years 2012-2013. The distribution of this orchid within the Polish Carpathians, as well as its habitats in Gorce Mts are presented. The best methods of protecting this species were also widely discussed.

The paper contains results of the vegetation mapping of two areas within the Jaszcze and Jamne stream valleys in the Gorce Mts (Polish Western Carpathians), which were compared with a phytosociological map constructed in the 1960's. Significant area changes of different plant communities were illustrated on vegetation maps and in tables. The causes...

Carex pallidula is known only from the Kraków-Częstochowa Upland and Małopolska Upland (S Poland). The species occurs in xerothermic grasslands, in forest ecotone and along forest roads, mostly in soils of a rendzina type. !e most numerous populations consist of several thousand individuals. As it is of quite frequent occurrence in some areas, the...

Sarcodon leucopus is a rare hydnoid species in Europe, associated mostly with coniferous forests. Pine and spruce are the main ectomycorrhizal partners of this fungus. The species was recorded from several countries and is frequently placed on red lists. Basidiomata of S. leucopus were found in a mixed beech-spruce forest in Southern Poland in 2004...

Phylogenetic analyses place Octaviania asterosperma in the Boletales, with Leccinum being the closest relative. Results of the structural investigation of O. asterosperma ectomycorrhiza with Fagus sylvatica confirm this systematic position. In Europe the species is an ectomycorrhizal partner of broad-leaved trees, such as Carpinus, Corylus, Fagus,...

The paper presents results of geobotanical and taxonomic studies on the distribution and habitat requirements of Nymphaea candida in southern Poland. The researches were conducted in southern Poland in 2003-2009, in the provinces of Lower Silesia, Lublin, Malopolska, Opole, Silesian province as well as, in southern parts of Mazowieckie and Lubuskie...

The first Polish locality of Russula medullata Romagn. was found in the Gorce Mts (West Carpathians) in August 2007. The basidiocarps grew on fresh meadow close to a thicket with Populus tremula, Betula pendula and Salix caprea, on clayey soil. The basidiocarps of the specimens we found were characterized by a slightly viscid pileus, shining when d...

The paper presents the taxonomical position and the description of the characteristic features of Macroscia-dium alatum {=Ligustkum alatum). The species was recorded in the Western Bieszczady Mts (the northern part of the Carpathians) in July 2007 and is new to the flora of Europe. Its natural range comprises mainly the Caucasus region and the orig...

Chamonixia caespitosa Rolland, has been recently found in Poland for the first time after 1945. The basidiocarps, partially exposed from the humus layer, were found in two localities: in the spruce forest in the Polish Tatra Mts., at the elevation of 1540 m a.s.l., and in the mixed forest with spruce and fir in the Beskid Niski Mts. at the elevatio...

Ostericum palustre (Apiaceae) is a threatened plant in the flora of Poland. The paper presents historical and new data concurrence of the species in southern Poland. Information about habitat preferences and abundance of populations of marsh angelica in new localities are included. The threats and ways of protection are discussed.

The paper presents two new localities of Brassica elongata subsp. integrifolia, placed in Opole (south-western part of Poland). This species occurs here in abandoned and partly flooded limestone and marl quarries in a disturb plots of xerotermic grassland (Festuco-Brometea class).

Polish locations of Arabis recta are situated at the absolute northerly distributional limit of the European range. Until recently this spring therophyte was regarded as an extinct plant in Poland. During field studies the authors confirmed a number of stations and discovered new ones for this species. This work examines the distribution, habitat p...

The paper presents the results of phytogeographical researches in Opole Silesia for the period of 1998-2005. Chorological data of the threatened plants of the region were given. Alomost eight hundred locations of 220 sozophytes were presented, among other for taxa that were considered to be extinct within the regional borders.

The study presents the variability among segetal communities in the Rudniki municipality area (northern part of the Śla̧sko-Wieluńska upland). Six plant associations have been identified: Digitarietum ischaemi, Echinochloo-Setarietum and Lamio-Veronicetum politae - in root crops and spring cereal crops, and Arnoserido-Scleranthetum, Papaveretum arg...

Cirsium helenioides (L.) Hill is a rare species in Poland. There are only a few localities known in the Polish Carpathians. Most of them are localized in the Tatra Mts. A new station of this species was found in the Gorce Mts. It is the first locality in this mountain range (Fig. 1). It occurs here on the glade overgrown by Vaccinium myrtillus.