Sorbus × hybrida by thrushes and waxwings, which disperse the seeds. It is a tetraploid species of hybrid origin between "S. aucuparia" (European rowan) and "S. intermedia" (Swedish whitebeam), the latter being a tetraploid triple hybrid between "S. aucuparia", "S. torminalis", and either "S. aria" or one of its close relatives. "S. intermedia" differs from "S. hybrida" in having the leaves less deeply lobed with no separate leaflets. Closely related "Sorbus meinichii" is a triploid or tetraploid species of hybrid origin between "S. hybrida" and "S. aucuparia" and differs in having the basal four to six pairs of lobes cut right to the
Bethania, Mountain Ash built alongside. Thomas Llewellyn was minister from 1854 until 1888. He was succeeded by Owen Jones who remained until 1909. John Phillips was minister from 1911 until 1945 and Haydn Davies from 1950 until 1960. The chapel remains beautifully preserved and maintained. There were 20 members in 2004. Mountain Ash and District Choral Society hold their practices and rehearsals at the vestry. Bethania, Mountain Ash Bethania, Mountain Ash is an Independent chapel in Phillip Street, Mountain Ash, Glamorgan, Wales. Services at Bethania are conducted in the Welsh language. The church began in the form of a Sunday School built in