Sorbus aucuparia and flexible wood has traditionally been used for woodworking. It is planted to fortify soil in mountain regions or as an ornamental tree and has several cultivars. The binomial name "Sorbus aucuparia" is composed of the Latin words "sorbus" for service tree and "aucuparia", which derives from the words "avis" for "bird" and "capere" for "catching" and describes the use of the fruit of "S. aucuparia" as bait for fowling. The plant is commonly known as rowan and mountain-ash, and has also been called Amur mountain-ash, European mountain-ash, quick beam, quickbeam, or rowan-berry. The names rowan and mountain ash may
Mountain Ash East Newtown, Caegarw, Cwmpennar and Cefnpennar. According to the 2011 UK Census Mountain Ash East had a population of 2,909. Mountain Ash East includes the village's Grade II listed St Margaret's Church, designed by John Pollard Seddon. An electoral ward of Mountain Ash East pre-existed the community. The ward elects one county councillor to Rhondda Cynon Taf County Borough Council. Since 1995 the ward has been represented on the council by Plaid Cymru councillor, Pauline Jarman, who was previously a councillor on Cynon Valley Borough Council. She first stood for election in 1976. Cllr Jarman has been leader of the Plaid