1. Any of various trees of the genus Sorbus.
2. Low-growning ash of Texas; SYN. Fraxinus texensis.
3. Tree having wood similar to the alpine ash; tallest tree in Australia and tallest hardwood in the world; SYN. Eucalyptus regnans.
Or rowan; Flowering tree of the genus Sorbus, family Rosaceae. It has pinnate leaves and large clusters of whitish flowers, followed by scarlet berries. The American mountain ash S. americana grows to 30 ft/9 m and is native to NE US. The European mountain ash or rowan tree S. aucaparia is planted widely as an ornamental.
Eurasian tree with orange-red berrylike fruits; SYN. rowan tree, European mountain ash, Sorbus aucuparia.
Another name for the European mountain ash tree.