探検植物

Leavenworth'S Eryngo

eryngium leavenworthii

Leavenworth's Eryngo (Eryngium leavenworthii) is a striking, thistle-like annual plant native to the grasslands and prairies of the south-central United States. Known for its vibrant purple to almost neon violet coloration, this plant stands out dramatically in late summer and autumn fields. Despite its prickly appearance, it is actually a member of the Apiaceae (carrot) family, and it plays a vital role in its local ecosystem by attracting a wide variety of native pollinators. Its unique structure and robust nature make it a favorite for native plant enthusiasts and floral designers alike.

生息地: Typically found in dry, open prairies, limestone glades, rocky barrens, and along sunny roadsides with calcium-rich soils.

外見

This upright annual typically grows between 50 to 100 cm tall, featuring heavily branched, spiny stems. The most defining feature is its dense, cone-like flower heads, which are tightly packed with tiny, bright purple flowers, sitting atop a collar of sharply pointed, leaf-like bracts. The entire upper portion of the plant, including the stems and leaves, turns a brilliant, metallic shade of purple or amethyst as it matures in late summer, creating an eye-catching contrast with surrounding green or brown prairie grasses.

PlantaeTracheophytaMagnoliopsidaApialesApiaceaeEryngium
Leavenworth'S Eryngo
Leavenworth'S Eryngo

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 looking almost exactly like a thistle, it is actually a member of the carrot and celery family.

Its brilliant purple color acts as an optical beacon, reflecting UV light to guide bees directly to its nectar reservoirs.

The spiky blooms retain their vivid amethyst color long after drying, making them highly prized in dry flower arrangements.

特殊能力

能力

Arid Heat Tolerance

Utilizes a deep taproot and a waxy, moisture-retaining cuticle to survive the intense heat and dry conditions of late summer in the southern plains.

能力

Prickly Herbivore Deterrent

Possesses sharp, spine-tipped leaves and bracts that discourage grazing mammals from feeding on its foliage and flowers.

能力

UV-Reflective Nectar Guides

Employs highly intense purple coloration that stands out in the ultraviolet spectrum, making it exceptionally visible to pollinating insects from a distance.

サイズと詳細

長さ
50-100 cm
寿命
1 年

食性と食事

As a photosynthetic plant, it generates its own energy from sunlight, water, and carbon dioxide, while absorbing essential minerals through its root system.

主な食物

  • Sunlight
  • Carbon dioxide
  • Water
  • Soil nutrients

生態系とのつながり

mutualism

Monarch Butterfly

Danaus plexippus

Provides abundant nectar during late summer, serving as a vital food source for migrating butterflies.

mutualism

American Bumblebee

Bombus pensylvanicus

Attracts native bumblebees for pollination, aiding in the plant's reproduction while providing nutrient-rich nectar.

eaten by

White-tailed Deer

Odocoileus virginianus

Occasionally browsed by herbivores when the plant is young and the protective spines have not yet hardened.

特徴

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別名

まだ別名はありません。

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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

Leavenworth'S Eryngoを見分けるには?

Leavenworth'S Eryngo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。

Leavenworth'S Eryngoの長さは何ですか?

50-100 cm

Leavenworth'S Eryngoの寿命は何ですか?

1 年

Leavenworth'S Eryngoは何を食べますか?

As a photosynthetic plant, it generates its own energy from sunlight, water, and carbon dioxide, while absorbing essential minerals through its root system.

Leavenworth'S Eryngoは通常どこに生息していますか?

Typically found in dry, open prairies, limestone glades, rocky barrens, and along sunny roadsides with calcium-rich soils.

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