Hairy Saxifrage

saxifraga pubescens

Hairy Saxifrage (Saxifraga pubescens) is a resilient, hardy alpine perennial that thrives in the extreme, high-altitude crevices of European mountain ranges, particularly the Pyrenees. This beautiful plant forms dense, low-growing cushions of tiny, highly sticky, and hairy leaves, allowing it to withstand severe wind, cold, and intense solar radiation. In the late spring and early summer, these green, moss-like mats erupt with delicate white flowers, creating a striking contrast against the barren alpine rock. As a natural rock-dweller, it plays a vital role in stabilizing loose scree and preparing the soil for other pioneer species.

生息地: Typically found clinging to crevices in sheer limestone cliffs, rocky ledges, and high-altitude scree slopes in alpine zones.

外見

Hairy Saxifrage grows in dense, compact cushions that typically reach 5 to 15 centimeters in height when in bloom. Its small, wedge-shaped leaves are deeply divided into lobes and are thickly covered in fine, sticky glandular hairs that give the plant a textured, grayish-green appearance. The flowers are carried on short, reddish-green upright stems and feature five rounded, pure-white petals, often decorated with delicate yellow-green veins near the base surrounding yellow anthers.

界Plantae門Tracheophyta綱Magnoliopsida目Saxifragales科Saxifragaceae属Saxifraga

Hairy Saxifrage

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

Hairy Saxifrage acts as a pioneer species; as its older leaves die inside the tight cushion, they decay and form a tiny pocket of rich soil that supports other mountain life.

The genus name 'Saxifraga' comes from the Latin words 'saxum' meaning rock and 'frangere' meaning to break, highlighting their ability to grow inside cracks and seemingly break stone.

The sticky, glandular hairs on their leaves function as a passive defense, trapping tiny herbivorous insects before they can bite into the foliage.

特殊能力

The dense layer of sticky glandular hairs acts as a micro-shield, reducing moisture loss from harsh alpine winds and insulating the leaves against freezing temperatures.

It develops a strong, deep, and fibrous root system capable of squeezing into microscopic cracks in solid rock to secure water and hold fast against snow slides.

By growing in tight, hemispherical domes, it minimizes its exposed surface area, trapping heat and creating a humid microclimate inside the cushion.

サイズと詳細

長さ: 5-15 cm
体重: 0.01-0.05 kg
寿命: 5-20 年

食性と食事

As a plant, Hairy Saxifrage generates its own energy through photosynthesis, converting sunlight, carbon dioxide, and water into sugars while absorbing trace minerals from rocky crevices.

主な食物

Sunlight
Carbon Dioxide
Water
Nitrogen
Calcium
Phosphorus

採餌方法

Photosynthesis

生態系とのつながり

mutualism

Pyrenean Bumblebee

Bombus pyrenaeus

Provides critical nectar and pollen to alpine bees during the short mountain summer.

competitor

Pyrenean Primrose

Primula hirsuta

Competes for extremely scarce space, moisture, and soil nutrients in rock fissures.

eaten by

Apollo Butterfly

Parnassius apollo

Larvae of this rare alpine butterfly feed on the succulent leaves of Saxifraga species.

特徴

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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

Hairy Saxifrageを見分けるには？

Hairy Saxifrage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。

Hairy Saxifrageの長さは何ですか？

5-15 cm

Hairy Saxifrageの体重は何ですか？

0.01-0.05 kg

Hairy Saxifrageの寿命は何ですか？

5-20 年

Hairy Saxifrageは何を食べますか？

As a plant, Hairy Saxifrage generates its own energy through photosynthesis, converting sunlight, carbon dioxide, and water into sugars while absorbing trace minerals from rocky crevices.

Hairy Saxifrageは通常どこに生息していますか？

Typically found clinging to crevices in sheer limestone cliffs, rocky ledges, and high-altitude scree slopes in alpine zones.

Hairy Saxifrageはどのように狩りをしますか？

Photosynthesis