Sorbus hybrida

This hybrid mountain ash was first discovered in Finland, so can be regarded as a native. However, in addition to south-west Finland, it also grows naturally on Swedish islands and in Norway. Pietari Kalm called the tree S. fennica but nowadays it is called S. hybrida, the name given to it earlier by Linné, which acknowledged its hybrid status. Linné believed its parents to have been the rowan (S.aucuparia) and the Swedish whitebeam (S.