Sorbus aucuparia as "Thor's protection". In English folklore, twigs of "S. aucuparia" were believed to ward off evil spirits and witches. The plant was called "the witch" in England and dowsing rods to find ores were made out of its wood. Twigs of "S. aucuparia" were used to drive cattle to the pasture for the first time in spring to ensure their health and fertility. The wooden shafts of forks and other farm implements were constructed from "S. aucuparia", to protect farm animals and production from witches' spells. In weather lore, a year with plentiful rowan fruit would have a good grain
Sorbus aucuparia be applied to other species in "Sorbus" subgenus "Sorbus", and mountain ash may be used for several other distantly related trees. The species is unrelated to the true ash trees (genus "Fraxinus"), which also carry pinnate leaves or the species "Eucalyptus regnans", also called mountain ash, native to Tasmania and Victoria in southeastern Australia. "S. aucuparia" was previously categorized as "Pyrus aucuparia". The author citation "Sorbus aucuparia" L. belongs to Carl Linnaeus. "Sorbus aucuparia" occurs as a tree or shrub that grows up to between 5 and 15 m in height. The crown is loose and roundish or irregularly shaped