This issue of Polish Botanical Studies is dedicated to Krystyna Grodzińska on the 70th anniversary of her birth, and contains 22 articles (see the table of contents for more details).
- Z. Mirek: Foreword. 5
- B. Godzik & K. Zarzycki: An appreciation of Professor Krystyna Grodzińska on the occasion of her seventieth birthday. 7
- H. G. Zechmeister, A. Riss, D. Hohenwallner, A. Hanus-Illnar & I. Roder: Changes in trace metal deposition in Austria between 1991 and 2000. 27
- P. Nuorteva, S.-L. Nuorteva, A. Soltanpour & E. Tulisalo: Areal differences in metal pollution in indicator plant samples from southern parts of Finland, Poland and British Columbia. 35
- B. Godzik & G. Szarek-Łukaszewska: Concentrations of heavy metals in Moehringia trinervia (Caryophyllaceae) in the Niepołomice Forest (S Poland) – changes from 1984 to 1999. 43
- J. Smykla, E. Szarek-Gwiazda & B. Krzewicka: Trace elements in the lichens Usnea aurantiaco-atra and U. antarctica from the vicinity of Uruguay’s Artigas Research Station on King George Island, Maritime Antarctic. 49
- W. J. Manning: Pinus cembra, a long term bioindicator for ambient ozone in subalpine regions of the Carpathian Mountains. 59
- E. Orłowska, A. Jurkiewicz, T. Anielska, B. Godzik & K. Turnau: Influence of different arbuscular mycorrhiza fungal (AMF) strains on heavy metal uptake by Plantago lanceolata (Plantaginaceae). 65
- B. Kieliszewska-Rokicka: Microbial community structure and activity in the humus layer of a forest exposed to moderate pollution (Ratanica catchment, southern Poland). 73
- A. Chlebicki, B. Godzik, M. W. Lorenc & A. Skłodowska: Fungi and arsenic-tolerant bacteria in the hypogean environment of an ancient gold mine in Lower Silesia, SW Poland. 81
- A. Rostański: Specific features of the flora of colliery spoil heaps in selected European regions. 97
- M. Wierzbicka & A. Słysz: Does Armeria maritima subsp. halleri (Plumbaginaceae) occur in Poland? 105
- A. Bytnerowicz: Physiological, chemical and growth responses of big cone Douglas fir (Pseudotsuga macrocarpa) to photochemical smog and nutritional deficiencies. 119
- S. Huttunen & S. Manninen: Scots pine and the changing environment – needle responses. 133
- M. Turunen, M.-L. Sutinen, K. Derome, M. Krywult, J. Smykla, S. King & K. Lakkala: Ecophysiological responses of subarctic Scots Pine to ultraviolet (UV) radiation. 143
- P. F. Maycock: The numerical complexity (biodiversity) of mesic old-growth deciduous forests throughout the world. 151
- J. Holeksa & T. Zielonka: Different landscape patterns of subalpine spruce forests in the Tatra Mts and Babia Góra massif (West Carpathians). 167
- J. Kiszka: Lichens of the Biała Woda Nature Reserve in the Małe Pieniny Mts (Western Carpathians). 177
- A. Pacyna & B. Godzik: Vegetation of the Khangai and Khentei Mts (Mongolia) and levels of heavy metals and macroelements in plants. 189
- A. Barcikowski, A. Nienartowicz, J. Nowacka, M. Rozpiórska, M. Wielgosz & A. Wojciechowska: Studies on the floristic diversity of forest phytocoenoses from the Las Piwnicki forest reserve near Toruń. 203
- H. Ružičková & Ľ. Halada: Orchard meadows of the town Banská Štiavnica town (Central -Slovakia). 211
- E. Surówka, E. Niewiadomska & Z. Miszalski: Osmotic stress induces CAM metabolism in cultures of Mesembryanthemum crystallinum (Aizoaceae) in vitro. 219