444 



CHAP. PAGE 



Isolated occurrences of the species in South Scandinavia 367 



The two branches in the South-Scandinavian distribution 333 



Summary 336 



X. SPECIES BELONGING TO THE THIN FOLIFEROUS FORESTS OF 



EASTERN EUROPE 337 



The mode of occurrence of the species 337 



The distribution of the species 342 



The distribution of Cynanchum vincetoxicum in the south of Sweden. »The 



Cynanchum problem » 351 



Summary 361 



XI. THE OTHER CONTINENTAL SPECIES IN THE FLORA OF SOUTH 



SWEDEN 362 



Species of the flood meadows 362 



Species found in coniferous forests 365 



Grove species 366 



Marsh species 369 



Water plants 373 



Moor species 374 



Summary 375 



XII. CONCLUSIONS ABOUT THE POSITION OF THE SOUTH SWEDISH 



FLORA 377 



LITERATURE 379 



APPENDIX I. The continental species in the flora of South Sweden. Sum- 

 mary accounts of their European distribution 391 



APPENDIX II. Vegetation-Analyses 415 



INDEX OF PLANT NAMES 437 



CONTENTS 443 



PLATES 3—22. 



