Sorbus sitchensis: Difference between revisions
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A multistemed shrub, it is indigenous to the [[Pacific Coast]] of the [[North America]] from [[Alaska]] to northern [[California]] and eastward to [[Idaho]] and western [[Montana]].<ref name= Pojar >{{cite book | last = Pojar | first = Jim | coauthors = Andy MacKinnon | title = Plants of the Pacific Northwest | publisher = Lone Pine Publishing | pages = 71 | date = 1994 | id = ISBN 1-55105-042-0}}</ref> |
A multistemed shrub, it is indigenous to the [[Pacific Coast]] of the [[North America]] from [[Alaska]] to northern [[California]] and eastward to [[Idaho]] and western [[Montana]].<ref name= Pojar >{{cite book | last = Pojar | first = Jim | coauthors = Andy MacKinnon | title = Plants of the Pacific Northwest | publisher = Lone Pine Publishing | pages = 71 | date = 1994 | id = ISBN 1-55105-042-0}}</ref> |
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The otherwise similar ''[[Sorbus scopulina]]'' has yellow-green sharp-pointed leaflets that are sharply pointed over most of their length. |
The otherwise similar ''[[Sorbus scopulina]]'' has yellow-green sharp-pointed leaflets that are sharply pointed over most of their length. |
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* Winter buds: Not sticky with rusty hairs. |
* Winter buds: Not sticky with rusty hairs. |
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* Leaves: Alternate, compound, six to ten inches long, Leaflets seven to ten, blue-green, lanceolate or long oval, with rounded tip, toothed usually from the middle to the end. In autumn they turn yellow, orange and red. Stipules leaf-like, caducous. |
* Leaves: Alternate, compound, six to ten inches long, Leaflets seven to ten, blue-green, lanceolate or long oval, with rounded tip, toothed usually from the middle to the end. In autumn they turn yellow, orange and red. Stipules leaf-like, caducous. |
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* Flowers: After the leaves are full grown. White, small, 80 or fewer, borne in flat compound cymes three or four inches across. |
* Flowers: After the leaves are full grown. White, small, 80 or fewer, borne in flat compound cymes three or four inches across. |
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* Fruit: Berry-like pome, globular, one-quarter of an inch across, bright red, borne in cymous clusters. |
* Fruit: Berry-like pome, globular, one-quarter of an inch across, bright red, borne in cymous clusters. |
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==References== |
==References== |
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Revision as of 16:19, 12 July 2008
| Sitka Mountain-ash | |
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| Sorbus sitchensis fall foliage and fruit | |
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| Species: | S. sitchensis
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| Binomial name | |
| Sorbus sitchensis | |
Sorbus sitchensis, also known as Sitka Mountain-ash, is a small shrub of the western United States.
Description
A multistemed shrub, it is indigenous to the Pacific Coast of the North America from Alaska to northern California and eastward to Idaho and western Montana.[1]
The otherwise similar Sorbus scopulina has yellow-green sharp-pointed leaflets that are sharply pointed over most of their length.
- Winter buds: Not sticky with rusty hairs.
- Leaves: Alternate, compound, six to ten inches long, Leaflets seven to ten, blue-green, lanceolate or long oval, with rounded tip, toothed usually from the middle to the end. In autumn they turn yellow, orange and red. Stipules leaf-like, caducous.
- Flowers: After the leaves are full grown. White, small, 80 or fewer, borne in flat compound cymes three or four inches across.
- Fruit: Berry-like pome, globular, one-quarter of an inch across, bright red, borne in cymous clusters.
References
Wikimedia Commons has media related to Sorbus sitchensis.
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