Swamp Onion
探検植物
Swamp Onion
allium validum
The Swamp Onion, also known as the Pacific onion, is a robust, bulbous perennial wildflower native to the high-elevation wetlands, wet meadows, and swampy areas of western North America. Flowering from mid to late summer, this plant stands out with its dense, spherical clusters of pinkish-purple to white star-shaped blossoms that sit atop tall, thick, flat stems. It is a vital component of montane wetland ecosystems, providing a rich nectar source for native pollinators and stabilizing fragile soils near mountain streams, while exuding a strong, characteristic onion scent when bruised. Though wild, its unique adaptations make it a fascinating study in wetland botanical survival.
生息地: Found in wet montane meadows, bogs, and along stream banks in mountainous regions.
外見
This tall perennial features a sturdy, somewhat flattened stem reaching 50 to 100 cm in height, emerging from an elongated, clustering bulb. Long, flat, grass-like leaves drape around the base, matching the stem's bright green hue. At the peak of the stem sits a dense, umbel-shaped flower head clustering 15 to 40 individual, star-shaped flowers with prominent, protruding stamens. The blossoms range in color from soft pale pink to deep rose-purple, presenting a vibrant contrast against wet marshy grasses.
界Plantae門Tracheophyta綱Liliopsida目Asparagales科Amaryllidaceae属Allium
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
Despite its strong, pungent onion smell and taste, Native American tribes, including the Paiute and Shoshone, used the bulbs and leaves as a flavorful food source and seasoning.
The species name 'validum' translates from Latin to mean 'strong' or 'robust', a nod to its stout stems and intense, aromatic scent.
Unlike many other wild onions, the Swamp Onion prefers its feet permanently wet, growing directly in saturated mud and flowing seeps.
特殊能力
能力
Chemical Defense Shield
Produces strong sulfur compounds, such as thiosulfinates, which give it a pungent onion odor to deter most mammalian herbivores.
能力
Waterlogged Soil Tolerance
Possesses specialized root structures that allow it to thrive in saturated, oxygen-depleted soils where other plants drown.
能力
Rhizomatous Clustering
Spreads through stout rhizomes beneath the soil, forming dense clonal colonies that secure its position in shifting wetland substrates.
サイズと詳細
- 長さ
- 50-100 cm
- 体重
- 0.05-0.25 kg
- 寿命
- 5-15 年
食性と食事
As an autotrophic plant, the Swamp Onion generates its own energy through photosynthesis, utilizing sunlight, carbon dioxide, and water while absorbing essential nutrients from saturated soils.
主な食物
- Sunlight
- Water
- Carbon dioxide
- Soil nitrogen
- Phosphorus
生態系とのつながり
mutualism
Western Bumblebee
Bombus occidentalis
Pollinates the flowers while seeking nectar during the summer bloom.
eaten by
Northern Pocket Gopher
Thomomys talpoides
Feeds on the subterranean bulbs, occasionally causing plant mortality but spreading bulbils.
mutualism
Broad-tailed Hummingbird
Selasphorus platycercus
Feeds on the nectar of the pink star-shaped blossoms.
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
Swamp Onionを見分けるには？
Swamp Onion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。
Swamp Onionの長さは何ですか？
50-100 cm
Swamp Onionの体重は何ですか？
0.05-0.25 kg
Swamp Onionの寿命は何ですか？
5-15 年
Swamp Onionは何を食べますか？
As an autotrophic plant, the Swamp Onion generates its own energy through photosynthesis, utilizing sunlight, carbon dioxide, and water while absorbing essential nutrients from saturated soils.
Swamp Onionは通常どこに生息していますか？
Found in wet montane meadows, bogs, and along stream banks in mountainous regions.
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