The calcareous riddle: Why are there so many calciphilous species in the Central European flora? Jörg Ewald OriginalPaper Pages: 357 - 366
Changes in species density along the soil pH gradient — evidence from German plant communities Brigitte SchusterMartin Diekmann OriginalPaper Pages: 367 - 379
Species richness and soil reaction in a Northeastern Oklahoma landscape Michael W. PalmerJosé Ramón ArévaloPeter G. Earls OriginalPaper Pages: 381 - 389
Variation in species richness and species pool size across a pH gradient in forests of the southern Blue Ridge Mountains Robert K. PeetJason D. FridleyJoel M. Gramling OriginalPaper Pages: 391 - 401
pH optima for Danish forest species compared with Ellenberg reaction values Jonas Erik Lawesson OriginalPaper Pages: 403 - 418
Some ecophysiological and historical approaches to species richness and calcicole/calcifuge behaviour — contribution to a debate Germund Tyler OriginalPaper Pages: 419 - 428
Local and regional patterns of species richness in Central European vegetation types along the pH/calcium gradient Milan ChytrýLubomír TichýJan Roleček OriginalPaper Pages: 429 - 442
Calcicole plant diversity in Switzerland may reflect a variety of habitat templets Thomas WohlgemuthAndreas Gigon OriginalPaper Pages: 443 - 452
On the possible role of local effects on the species richness of acidic and calcareous rock grasslands in northern Hungary Tamás RédeiZoltán Botta-DukátTibor Tóth OriginalPaper Pages: 453 - 467