Oregon Ash

fraxinus latifolia

The Oregon Ash (Fraxinus latifolia) is a prominent deciduous tree native to the riparian zones of western North America. This species plays a crucial ecological role in its habitat, providing essential shade, bank stabilization, and wildlife habitat along streams and rivers. Known for its robust growth and adaptability to wet conditions, it is a key component of floodplain forests and contributes significantly to the biodiversity of these sensitive ecosystems. Its presence often indicates a healthy wetland environment, making it a valuable indicator species for riparian health. Historically, its strong, elastic wood has been utilized by indigenous peoples and early settlers for various purposes.

生息地: Found primarily in wet, riparian habitats such as floodplains, stream banks, river bottoms, and moist forest edges.

外見

Oregon Ash trees typically grow to heights of 15 to 25 meters, featuring a relatively open, rounded crown. The bark is gray-brown, becoming furrowed with age. Its leaves are oppositely arranged and pinnately compound, consisting of 5 to 9 (usually 7) ovate to elliptical leaflets, each 6-12 cm long, with finely serrated margins and a smooth to slightly hairy underside. Inconspicuous greenish flowers appear in clusters before the leaves emerge in spring, followed by distinctive winged fruits called samaras. These samaras are paddle-shaped, 3-5 cm long, and mature to a light brown in late summer or fall, facilitating wind dispersal.

界Plantae門Tracheophyta綱Magnoliopsida目Lamiales科Oleaceae属Fraxinus

Oregon Ash

カテゴリ

植物

レア度

Common

危険度

1/5 · 非常に低い

スナップ

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おもしろい事実

It is the only ash species native to the low-elevation regions of the Pacific Northwest west of the Cascade Range.

Its presence is often a good indicator of consistently moist soil conditions, making it a valuable species for identifying wetland areas.

Oregon Ash plays a vital role in maintaining the health of riparian ecosystems by stabilizing soil, preventing erosion, and filtering water.

The wood of Oregon Ash is known for its strength, flexibility, and shock resistance, making it suitable for tool handles and sporting goods.

特殊能力

Oregon Ash is well-adapted to saturated soils and periodic flooding, thriving in conditions that many other tree species cannot tolerate. Its root system can withstand prolonged waterlogging.

This species exhibits a relatively fast growth rate, allowing it to quickly establish and colonize disturbed riparian areas. This helps in ecosystem recovery and bank stabilization.

The distinctive winged samara fruits are efficiently carried by wind and water, enabling effective seed dispersal over broad areas, particularly along flowing waterways, ensuring reproduction and spread.

サイズと詳細

長さ: 1500-2500 cm
体重: 500-2000 kg
寿命: 80-150 年

食性と食事

As a tree, the Oregon Ash is an autotroph, producing its own food through photosynthesis using sunlight, water, and carbon dioxide. It also absorbs essential nutrients from the soil.

主な食物

Sunlight
Water
Carbon Dioxide
Nitrogen Compounds
Phosphorus
Potassium

採餌方法

Foraging

生態系とのつながり

host plant

Ash Sphinx Moth

Sphinx chersis

Host plant for larvae of various moths.

eaten by

Black-tailed Deer

Odocoileus hemionus columbianus

Leaves and twigs are a food source for browsing herbivores.

habitat

Western Tanager

Piranga ludoviciana

Provides nesting sites and perches for birds.

parasite

Ash Leaf Curl Aphid

Prociphilus fraxinifolii

A common pest that causes distortion and curling of ash leaves.

特徴

このオブジェクトにはまだ特徴バッジが割り当てられていません。

別名

まだ別名はありません。

コレクション

テーマが追加されると、このオブジェクトのコレクションがここに表示されます。

安全性

危険度

1/5 · 非常に低い

まだ特別な安全上の注意はありません。

よくある質問

Oregon Ashを見分けるには？

Oregon Ashを識別する最も簡単な方法は、Snappit自然識別アプリを使用することです。

Oregon Ashの長さは何ですか？

1500-2500 cm

Oregon Ashの体重は何ですか？

500-2000 kg

Oregon Ashの寿命は何ですか？

80-150 年

Oregon Ashは何を食べますか？

As a tree, the Oregon Ash is an autotroph, producing its own food through photosynthesis using sunlight, water, and carbon dioxide. It also absorbs essential nutrients from the soil.

Oregon Ashは通常どこに生息していますか？

Found primarily in wet, riparian habitats such as floodplains, stream banks, river bottoms, and moist forest edges.

Oregon Ashはどのように狩りをしますか？

Foraging