Clasping Pepperweed

lepidium perfoliatum

Clasping Pepperweed (Lepidium perfoliatum) is an intriguing annual or biennial herbaceous plant in the mustard family, Brassicaceae. Native to Europe and Asia, this highly adaptable species has successfully naturalized across much of North America, particularly in arid and semi-arid regions. It is famous for its striking leaf dimorphism, where the lower and upper leaves look so completely different they appear to belong to two distinct plants.

生息地: Found in dry, disturbed soils, roadsides, fields, and waste areas, often in arid or semi-arid regions.

外見

Growing between 10 to 60 centimeters tall, this plant features heavily dissected, lace-like lower leaves that contrast sharply with its upper leaves, which are round, heart-shaped, and completely clasp the stem (perfoliate). This gives the illusion that the stem is skewering the center of the upper leaves. In late spring, the plant produces dense, elongated clusters of tiny, four-petaled yellow flowers that eventually mature into small, heart-shaped or oval flat seed pods called silicles.

界Plantae門Tracheophyta綱Magnoliopsida目Brassicales科Brassicaceae属Lepidium

Clasping Pepperweed

カテゴリ

植物

レア度

Common

危険度

1/5 · 非常に低い

スナップ

最初にスナップしよう！

おもしろい事実

Because it thrives in disturbed, salty soils, it is often one of the first pioneer species to green up degraded pastures and dry roadsides in early spring.

Its lower foliage is so lacy and finely dissected that a young seedling looks like an entirely different species compared to the mature, shield-leafed plant.

The scientific name 'perfoliatum' translates to 'through the leaf,' describing how the plant's stem appears to skewer its own upper leaves.

特殊能力

Produces deeply divided lower leaves to maximize early-season moisture capture, transitioning to solid, disk-like clasping upper leaves that shade the stem and conserve water in hot weather.

Generates thousands of tiny, hardy seeds per plant that are easily distributed by wind, water, and passing animals, allowing rapid colonization of barren soils.

Utilizes a deep taproot and highly efficient water-use systems to survive in highly compacted, nutrient-poor, and arid ground where other plants fail.

サイズと詳細

長さ: 10-60 cm
寿命: 1-2 年

食性と食事

As a photosynthetic plant, it manufactures its own sugars and energy using sunlight, carbon dioxide, water, and essential mineral nutrients absorbed through its root system.

主な食物

Sunlight
Carbon dioxide
Water
Soil nitrogen
Phosphorus
Potassium

生態系とのつながり

eaten by

Cabbage White

Pieris rapae

The caterpillars of this butterfly species actively feed on the foliage of clasping pepperweed and other mustard plants.

mutualism

Western Honey Bee

Apis mellifera

Provides a quick spring nectar and pollen source for honeybees and various native hoverfly species.

competitor

Cheatgrass

Bromus tectorum

Competes directly with other non-native grasses and weeds for moisture and space in disturbed desert ecosystems.

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

Clasping Pepperweedを見分けるには？

Clasping Pepperweed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。

Clasping Pepperweedの長さは何ですか？

10-60 cm

Clasping Pepperweedの寿命は何ですか？

1-2 年

Clasping Pepperweedは何を食べますか？

As a photosynthetic plant, it manufactures its own sugars and energy using sunlight, carbon dioxide, water, and essential mineral nutrients absorbed through its root system.

Clasping Pepperweedは通常どこに生息していますか？

Found in dry, disturbed soils, roadsides, fields, and waste areas, often in arid or semi-arid regions.