Mountain Ash

Mountain Ash is a name used for several unrelated trees. It may refer to:

• The Texas ash species Fraxinus texensis .
• Eucalyptus regnans, the tallest of all flowering plants.
• Trees in the genus Sorbus in North America (mainly U.S.A.) and (mainly obsolete) Britain. These trees are more accurately known by their unique name Rowan.

Mountain Ash is also the name of a town in south Wales, United Kingdom.