Siberian Aster
探検植物
Siberian Aster
eurybia sibirica
The Siberian Aster (Eurybia sibirica) is a hardy, perennial wildflower that thrives in the cold, rugged terrains of the subarctic and alpine regions. Part of the aster family, this resilient plant brings vibrant bursts of purple and gold to rocky slopes, gravelly riverbanks, and open woodlands. It plays a vital ecological role, providing early-to-mid-season nectar for northern pollinators when resources can be scarce. Its ability to tolerate extreme cold and poor soils makes it a true survivor of the northern wilderness, capturing the hearts of hikers and botanists alike with its delicate, star-like blooms set against harsh backdrops.
生息地: Found in gravelly riverbars, subalpine meadows, open coniferous forests, and rocky slopes of arctic and subarctic regions.
外見
This perennial herb grows between 10 to 60 centimeters tall, featuring lance-shaped, alternate green leaves that often have slightly serrated margins. The daisy-like flower heads are concentrated at the top of reddish-brown, finely haired stems. Each flower showcases narrow violet-to-purple ray florets surrounding a central disc. This central disc starts as a bright yellow and gradually matures to a reddish-purple hue as the flower ages.
界Plantae門Tracheophyta綱Magnoliopsida目Asterales科Asteraceae属Eurybia
カテゴリ
植物レア度
Common
危険度
1/5 · 非常に低い
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おもしろい事実
In addition to dispersing seeds via the wind, the Siberian Aster can propagate vegetatively, forming dense clonal colonies from a single parent plant.
The genus name 'Eurybia' comes from the Greek word for 'wide' or 'broad', referencing the extensive distribution of these hardy northern asters.
The plant's preference for gravelly, disturbed areas makes it a pioneer species that helps stabilize riverbeds and prevent soil erosion.
特殊能力
能力
Freeze Tolerance
Produces natural cryoprotectant compounds in its cells, allowing it to withstand sub-zero arctic temperatures without tissue damage.
能力
Rhizomatous Colonization
Utilizes creeping underground rhizomes to anchor securely in unstable gravel riverbeds and rapidly regenerate after physical disturbances.
能力
Pollinator Signaling
Changes its central disc color from yellow to reddish-purple after pollination, signaling to visiting insects which flowers no longer contain nectar.
サイズと詳細
- 長さ
- 10-60 cm
- 寿命
- 3-10 年
食性と食事
As a photoautotrophic plant, the Siberian Aster synthesizes its own food using sunlight, carbon dioxide, water, and essential soil minerals.
主な食物
- Sunlight
- Water
- Carbon dioxide
- Soil nitrogen
- Phosphorus
生態系とのつながり
mutualism
Arctic Bumblebee
Bombus polaris
The bumblebee feeds on nectar and serves as a primary pollinator of the flower.
eaten by
Moose
Alces alces
Browses on the leafy green stems of the aster during the early summer season.
mutualism
Arbuscular Mycorrhizal Fungi
Glomus intraradices
Helps the aster absorb vital nutrients, especially phosphorus, in nutrient-poor northern soils.
特徴
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別名
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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
Siberian Asterを見分けるには？
Siberian Aster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。
Siberian Asterの長さは何ですか？
10-60 cm
Siberian Asterの寿命は何ですか？
3-10 年
Siberian Asterは何を食べますか？
As a photoautotrophic plant, the Siberian Aster synthesizes its own food using sunlight, carbon dioxide, water, and essential soil minerals.
Siberian Asterは通常どこに生息していますか？
Found in gravelly riverbars, subalpine meadows, open coniferous forests, and rocky slopes of arctic and subarctic regions.
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