Birch Polypore
探検菌類
Birch Polypore
fomitopsis betulina
The Birch Polypore is an incredibly common bracket fungus that acts as a quiet sentinel of northern forests. Growing almost exclusively on birch trees, this pale, cushion-shaped mushroom begins its life as a parasite, slowly weakening its host, before transitioning into a saprobe that decomposes the dead wood. For thousands of years, humans have held a deep relationship with this fungus, utilizing its versatile corky flesh for medicine, bandage-making, and even tool sharpening. Whether you are a bushcraft enthusiast or a casual hiker, encountering this silent forest dweller is a testament to the complex, cyclical processes of forest decay and rebirth.
生息地: Found growing almost exclusively on living, dying, or dead birch trees in temperate and boreal forests.
外見
Characterized by its smooth, hoof-shaped or kidney-shaped bracket, the Birch Polypore lacks a distinct stem and fuses directly to birch bark. Its upper surface is initially white to pale cream, turning a dull greyish-brown as it matures, and features a rounded, incurved edge. The underside consists of a flat, white pore surface that bruises slightly yellow or brown when scratched. Individual brackets typically range from 5 to 25 centimeters in width and have a tough, rubbery texture when fresh, which dries to a corky consistency.
界Fungi門Basidiomycota綱Agaricomycetes目Polyporales科Fomitopsidaceae属Fomitopsis
カテゴリ
菌類レア度
Common
危険度
1/5 · 非常に低い
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おもしろい事実
A piece of birch polypore was found in the gear of Ötzi the Iceman, a 5,300-year-old mummy, likely carried for its medicinal properties.
Because its velvety, corky interior smolders very slowly without catching fire, it was historically used to transport embers from campfire to campfire.
Historically, barbers used dried strips of this fungus to sharpen their razors, giving it the common nickname of razor strop fungus.
特殊能力
能力
Selective Wood Decay
Produces specialized enzymes that selectively break down the cellulose and hemicellulose in birch wood, causing a rapid brown rot that returns nutrients to the soil.
能力
Natural Plaster Creation
The inner flesh can be peeled into sterile, flexible strips that naturally stop bleeding, act as antiseptic bandages, and assist in wound healing.
能力
Chemical Defense Shield
Synthesizes bioactive molecules like piptamine, which protect the fruiting body from bacterial infections and competing fungal species.
サイズと詳細
- 長さ
- 5-25 cm
- 体重
- 0.1-1.5 kg
- 寿命
- 1 年
食性と食事
As a parasitic and saprophytic organism, it absorbs nutrients directly from birch wood by secreting powerful wood-decaying enzymes.
年齢による違い: Begins as a parasite feeding on living birch tissues, then transitions to a saprobe feeding on dead wood after the tree dies.
主な食物
- Birch cellulose
- Birch hemicellulose
- Lignified wood cells
採餌方法
- Absorption
生態系とのつながり
host plant
Silver Birch
Betula pendula
Serves as the host tree where the fungus establishes its mycelium and produces its fruiting brackets.
eaten by
Cis beetle
Cis bilamellatus
The larvae of this tiny beetle tunnel into and feed upon the corky bracket of the fungus.
parasite
Polypore parasite
Hypocrea pulvinata
A specialized mycoparasitic fungus that grows as a yellow cushion over the old pores of the birch polypore.
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
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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
Birch Polyporeを見分けるには？
Birch Polypore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。
Birch Polyporeの長さは何ですか？
5-25 cm
Birch Polyporeの体重は何ですか？
0.1-1.5 kg
Birch Polyporeの寿命は何ですか？
1 年
Birch Polyporeは何を食べますか？
As a parasitic and saprophytic organism, it absorbs nutrients directly from birch wood by secreting powerful wood-decaying enzymes.
Birch Polyporeは通常どこに生息していますか？
Found growing almost exclusively on living, dying, or dead birch trees in temperate and boreal forests.
Birch Polyporeはどのように狩りをしますか？
Absorption
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観察場所
動物園30 件の観察12 種
New York, US
Binghamton Zoo at Ross Park
ここで見られるかも トウブイモリ, ヒガシアカサンショウウオ と オジロジカ.
ガイドを見る →
公園30 件の観察12 種
Massachusetts, US
Fells Connector Parkways
ここで見られるかも ストライプド・ウィンターグリーン, カエデバガマズミ と カモ.
ガイドを見る →
公園30 件の観察12 種
Pennsylvania, US
Joseph E. Ibberson Conservation Area
ここで見られるかも アミガサラン, ストライプド・ウィンターグリーン と ワイルド・ゼラニウム.
ガイドを見る →
