Regional calcicoly in the moss Rhytidiadelphus triquetrus: survival and chemistry of transplants at a formerly SO2-polluted site with acid soil

The moss Rhytidiadelphus triquetrus has become increasingly restricted to calcareous soils in the countryside around London since the middle of the present century. It has been suggested that this is due either to high SO2 pollution in earlier decades or continuing acidification of precipitation and...

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