Vol 61, No 1 (1992)

Table of Contents

Concepts of fen and bog re-examined in relation to bryophyte cover and the acidity of surface waters
Eville Gorham, Jan A. Janssens
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7-20
Theory of Kulczyński on hydrological classification of peatlands in the light of contemporary investigations
Henryk Okruszko, Jan Oświt
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21-35
Soil and vegetation characteristics of a peatland near Lake Édouard in Mauricie National Park, Québec, Canada
Pierre Milette, Denis Fontaine, Miroslav V. Grandtner
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37-43
The structure of plant communities on the example of an oak-pine forest (Pino-Quercetum) in Ratanica Valley (Carpathian Foothills) 1. The homotoneity of a forest floor vegetation in terms of the frequency and co-occurence of species
Elżbieta Pancer-Kotejowa, Wojciech Różański
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45-62
Vegetation change and the protection of the Csaroda relic mires, Hungary
Tibor Simon
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63-74
Distribution of biomass along hummock-hollow gradients: A comparison between a North American and a Scandinavian peat bog
Bo Wallén, Nils Smalmer
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75-87
Primary and secondary succession on wooded peat-bogs
Robert Neuhäusl
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89-102
Transformation of lakes in mires
Stanisław Marek
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103-113
Attempt to accurate the palaeophytosociological method in peat deposit investigations
Adam Pałczyński
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115-123
A fossil trace of the interglacial flora from Katowice in Silesia
Andrzej Środoń
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125-129
Significance of Hippophae rhamnoides L. in evolution of the Eemian Interglacial' flora in Warsaw area
Krzysztof M. Krupiński
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131-144
Problems of shape characterization and comparison in bryophytes
Jerzy Szweykowski, Mirosław Krzyśko
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145-156
Pteridophyta collected in the Kivu Zone of Zaire
Jan Kornaś, Kazimierz A. Nowak
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157-162