mountain ash(redirected from Mountain ash (botany))
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1. Any of various deciduous trees of the genus Sorbus of the rose family, having pinnately compound leaves, clusters of small white flowers, and orange-red berries.
2. A very tall eucalyptus tree (Eucalyptus regnans) valued as a source of timber and pulpwood.
1. (Plants) any of various trees of the rosaceous genus Sorbus, such as S aucuparia (European mountain ash or rowan), having clusters of small white flowers and bright red berries
2. (Plants) any of several Australian eucalyptus trees, such as Eucalyptus regnans
any of several small trees of the genus Sorbus, of the rose family, having flat-topped clusters of small, white flowers and bright red to orange berries.
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|Noun||1.||mountain ash - any of various trees of the genus Sorbus|
European mountain ash, rowan, rowan tree, Sorbus aucuparia - Eurasian tree with orange-red berrylike fruits
service tree, sorb apple, sorb apple tree, Sorbus domestica - medium-sized European tree resembling the rowan but bearing edible fruit
|2.||mountain ash - tree having wood similar to the alpine ash; tallest tree in Australia and tallest hardwood in the world|
|3.||mountain ash - low-growing ash of Texas|