Vol 60, No 1-2 (1991)

Table of Contents

The morphology of hairs in taxa of the genus Plantago L. Sections: Polyneuron Decne and Lamprosantha Decne
Emilia Andrzejewska-Golec, Jacek Świętosławski
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3-42
The acropetal effects of indole-3-acetic acid in isolated shoot segments of Acer pseudoplatanus L. I. Growth responses of buds
Jacek A. Adamczyk
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43-50
The acropetal effects of indole-3-acetic acid in isolated shoot segments of Acer pseudoplatanus L. II. Possible regulation by a vectorial fieid of auxin waves
Jacek A. Adamczyk
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51-66
The logistic function - its application to the description and prognosis of plant growth
Andrzej Gregorczyk
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67-76
Distribution of linear growth rates in different directions in root apical meristems
Jerzy Nakielski
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77-86
A geometrical model of Chara rhizoid growth
Bogdan Ogrodnik
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87-92
In vitro placental self and cross pollination in some species
Azza Shehata, Maciej Zenkteler
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93-97
The total sulphur content in the mosses of Polish National Parks - changes within the last 10 years
Grażyna Szarek, Elżbieta Chrzanowska
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101-110
The concentration of elements in the central vacuole sap and endosperm tissue during embryogenesis (Clivia miniata Regel)
Marian Ryczkowski, Witold Reczyński
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111-118
Flavonoids from the flowers of Nymphaea alba L.
Jerzy Jambor, Lutosława Skrzypczak
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119-125
Phenolic arids from the flowers of Nymphaea alba L.
Jerzy Jambor, Lutosława Skrzypczak
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127-132
The effect of photoperiodic treatments on mitotic activity in Pharbitic nil Chois
Joanna Czaplewska, Jan Kopcewicz
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133-138
The participation of chlorophyllase in chlorophyll metabolism
Maria Drążkiewicz, Zbigniew Krupa
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139-154
Claytonia linearis Dougl. (Montia linearis (Dougl.) Greene) in Poland
Krzysztof Bińka
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155-161
Synantropization indices of urban floras: an attempt at definition and assessment
Barbara Sudnik-Wójcikowska
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163-185