Sorbus aucuparia Sorbus aucuparia Sorbus aucuparia, commonly called rowan and mountain-ash, is a species of deciduous tree or shrub in the rose family. It is a highly variable species, and botanists have used different definitions of the species to include or exclude trees native to certain areas; a recent definition includes trees native to most of Europe and parts of Asia, as well as northern Africa. The range extends from Madeira and Iceland to Russia and northern China. Unlike many plants with similar distributions, it is not native to Japan. "S. aucuparia" has a slender trunk with smooth bark, a loose and
Mountain Ash, Rhondda Cynon Taf the Aberdare branch of the Merthyr Line of the Transport for Wales rail network. Further to Mountain Ash railway station, the village of Fernhill and Penrhiwceiber is also served by the Aberdare line. Bus services are operated by Stagecoach in South Wales. An early British railway line had developed from the industrial development within the South Wales Valleys, which with its core centred around Mountain Ash became known as the Mountain Ash Railway (MAR). Having developed from an early tramway, it became in the 1970s the last core of steam locomotive operations in the UK. Developed by Powell Duffryn as