Vertical distribution of attached algae in shallow fishponds of different trophic status Aloisie PoulíčkováMiloslav KitnerPetr Hašler OriginalPaper Pages: 1 - 9
Epiphytic cyanophytes Xenococcus kerneri and Chamaesiphon minutus on the freshwater red alga Paralemanea catenata (Rhodophyta) Pavel KučeraBohuslav UherOndřej Komárek OriginalPaper Pages: 11 - 13
Hieracium vierhapperi (Asteraceae) a new species to the Carpathians, with some remarks on its origin Zbigniew Szeląg OriginalPaper Pages: 19 - 24
The occurrence of puncture vine (Tribulus terrestris) and its metabolic characteristics in Slovakia Ivan ŠalamonMiroslav HabánMilan Knoll OriginalPaper Pages: 25 - 30
Chromosome counts in some Alchemilla species from north-east Anatolia Sema Hayirlioglu-AyazHüseyin Inceer OriginalPaper Pages: 31 - 35
Chromosome numbers and pollen fertility in the Senecio nemorensis group (Compositae) in the Carpathians Iva HodálováJudita Kochjarová OriginalPaper Pages: 37 - 40
Distribution, chromosome numbers and nomenclature conspect of Arabidopsis halleri (Brassicaceae) in the Carpathians Martin KolníkKarol Marhold OriginalPaper Pages: 41 - 50
Habitat requirements of Cardaminopsis petraea — Rare and relict species of the Czech Republic Tomáš ČernýPetr PetříkJiří Kolbek OriginalPaper Pages: 51 - 61
Plant communities dominated by Salix gracilistyla in Korean Peninsula and Japan Ivan JarolímekJiří Kolbek OriginalPaper Pages: 63 - 70
Local ranges of phytosociological associations: are they reflected in numerical classification? Ilona KnollováMilan ChytrýOndřej Hájek OriginalPaper Pages: 71 - 77
Pollen germination and pollen tube growth in Fraxinus pennsylvanica Dario KremerTomislav Jemrić OriginalPaper Pages: 79 - 83
Tropospheric ozone-induced structural changes in leaf mesophyll cell walls in grapevine plants Nikola LjubešićMihaela Britvec OriginalPaper Pages: 85 - 90
The response of tomato (Lycopersicon esculentum) to different concentrations of inorganic and organic compounds of arsenic Pavel TlustošJiřina SzákováJiří Balík OriginalPaper Pages: 91 - 96
Protein reutilisation in corms of Colchicum autumnale Lenka FrankováKatarína CibírováMikuláš Pšenák OriginalPaper Pages: 97 - 102
Effects of various concentrations of uranium tailings on certain growth and biochemical parameters in sunflower Bhagawati Lal JagetiyaPankaj Purohit OriginalPaper Pages: 103 - 107
Short-and long-term effects of cadmium on transmembrane electric potential (E m) in maize roots Ján PavlovkinMiroslava LuxováIgor Mistrík OriginalPaper Pages: 109 - 114
Chromosome number and DNA ploidy level reports from Central Europe — 2 Patrik Mráz OriginalPaper Pages: 115 - 120