Volume 27(2)

Biosystematics in the Nordic Flora

Proceedings of a symposium held at the Royal Swedish Academy of Sciences on the occasion of the centenary of Bergius Botanic Garden, Stockholm University August 27-29 1985

Edited by Bengt and Lena Jonsell

Uppsala 1986

List of contributors
5

Participants of the symposium
6-7

Preface
Bengt Jonsell
8

Hybridization and plant taxonomy
C. A. Stace
9-18

Viola epipsila, V. palustris and their hybrid in SE Norway: a preliminary report
Kristin Halvorsen Brandrub and Liv Borgen
19-24

Man's influence on the establishment and composition of the national flora
Måns Ryberg
25-34

Veronica spicata in Finland
Ilkka Kukkonen
35-46

Genetic variation within and between Öland populations of Gypsophila fastigiata
Honor C. Prentice
47-52

Biosystematics in the Helianthemum oelandicum complex on Öland
Björn Widén
53-60

The evolutionary situation of Euphrasia in Sweden
Thomas Karlsson
61-72

Patterns of infraspecific variation within Nordic outbreeding plants
Arne Roussi, Arja Ojala and Juha Vilkki
73-82

Biogeographic and biosystematic studies in the genus Cochlearia in northern Scandinavia
I. Nordal, A. B. Eriksen, M. M. Laane and Y. Solberg
83-94

Blue honeysuckles (Lonicera subsect. Caeruleae) of Eurasia: distribution, taxonomy, chromosome numbers, domestication
A. K. Skvortsov
95-106

Biosystematic studies of the Scilla bifolia complex in Hungary
Zoltán Kereszty, Larissa Szilágyi and Attila Borhidi
107-112

Patterns of variation and population structure in the Carex flava group
Bernhard Schmid
113-126

Chromosome numbers in Nordic populations of the Carex muricata group (Cyperaceae)
Per Hartvig
127-138

Studies of Molinia caerulea complexes in Hungary
István Milkovits and Attila Borhidi
139-146

The genesis of tetraploid Anthoxanthum odoratum
Inga Hedberg
147-154

Festuca vivpara in southern Norway, infraspecific differentiation and systematic affinities
Per H. Salvesen
155-168

The Poa glauca / nemoralis complex in Iceland and its response to the environment
Jóhann Pálsson
169-174

Hierochloë hirta subsp. praetermissa subsp. nova (Poaceae), an Asiatic – E European taxon extending to N and C Europe
Gunnar Weimarck
175-182

On the manifestation of vivipary in Deschampsia caespitosa s. lat.
Olov Hedberg
183-192

Alchemilla: a challenge to biosystematics
S. M. Walters
193-198

Variation in some apomictic Nordic Potentilla species
Sven Asker
199-206

Some differentiation patterns within the Antennaria carpatica group
Krystyna M. Urbanska
207-222

Ecological aspects of agamospermy
Lenn Jerling
223-234

Chromosome numbers and variation of the Campanula rotundifolia complex of northwestern Europe
Jaakko Nurmi
235-240

A changing flora — a matter of human concern, with some retreating synanthropic plants as examples
Roger Svensson and Marita Wigren
241-252

Population studies: short reports from the Department of Systematic Botany, University of Lund
253-255